<PAGE> 1
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Schedule 13G
Under the Securities Exchange Act of 1934
Amendment No. 12
Mine Safety Appliances Company
______________________________________________________________________________
(Name of Issuer)
Common Stock
______________________________________________________________________________
(Title of Class of Securities)
602720104
______________________________________________________________________________
(CUSIP Number)
Check the following box if a fee is being paid with this statement
CUSIP No.
1) Names of Reporting Persons S.S. or I.R.S. Identification Nos. of above
persons
PNC Bank Corp. 25-1435979
2) Check the Appropriate Box if a Member of a Group (See Instructions)
a)
b)
3) SEC USE ONLY
4) Citizenship or Place of Organization Pennsylvania
Number of Shares 5) Sole Voting Power 60,804
Beneficially Owned
By Each Reporting
Person With 6) Shared Voting Power 607,633
7) Sole Dispositive Power 326,676
8) Shared Dispositive Power 340,853
9) Aggregate Amount Beneficially Owned by Each Reporting Person
668,529
10) Check if the Aggregate Amount in Row (9) Excludes Certain Shares
(See Instructions)
11) Percent of Class Represented by Amount in Row (9) 11.36
12) Type of Reporting Person (See Instructions) HC
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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Schedule 13G
Under the Securities Exchange Act of 1934
Amendment No. 12
Mine Safety Appliances Company
______________________________________________________________________________
(Name of Issuer)
Common Stock
______________________________________________________________________________
(Title of Class of Securities)
602720104
______________________________________________________________________________
(CUSIP Number)
Check the following box if a fee is being paid with this statement
CUSIP No.
1) Names of Reporting Persons S.S. or I.R.S. Identification Nos. of
above persons
PNC Bancorp, Inc. 51-0326854
2) Check the Appropriate Box if a Member of a Group (See Instructions)
a)
b)
3) SEC USE ONLY
4) Citizenship or Place of Organization Delaware
Number of Shares 5) Sole Voting Power 60,804
Beneficially Owned
By Each Reporting
Person With 6) Shared Voting Power 607,633
7) Sole Dispositive Power 326,676
8) Shared Dispositive Power 340,853
9) Aggregate Amount Beneficially Owned by Each Reporting Person
668,529
10) Check if the Aggregate Amount in Row (9) Excludes Certain
Shares (See Instructions)
11) Percent of Class Represented by Amount in Row (9) 11.36
12) Type of Reporting Person (See Instructions) HC
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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Schedule 13G
Under the Securities Exchange Act of 1934
Amendment No. 12
Mine Safety Appliances Company
______________________________________________________________________________
(Name of Issuer)
Common Stock
______________________________________________________________________________
(Title of Class of Securities)
602720104
______________________________________________________________________________
(CUSIP Number)
Check the following box if a fee is being paid with this statement
CUSIP No.
1) Names of Reporting Persons S.S. or I.R.S. Identification Nos. of above
persons
PNC Bank, National Association 25-1197336
2) Check the Appropriate Box if a Member of a Group (See Instructions)
a)
b)
3) SEC USE ONLY
4) Citizenship or Place of Organization United States
Number of Shares 5) Sole Voting Power 59,804
Beneficially Owned
By Each Reporting
Person With 6) Shared Voting Power 607,633
7) Sole Dispositive Power 326,676
8) Shared Dispositive Power 340,853
9) Aggregate Amount Beneficially Owned by Each Reporting Person
667,529
10) Check if the Aggregate Amount in Row (9) Excludes Certain Shares
(See Instructions)
11) Percent of Class Represented by Amount in Row (9) 11.34
12) Type of Reporting Person (See Instructions) BK
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Explanatory Note: This Amendment No. 12 is being filed to correct
information reported in Amendment No. 11 for shared
dispositive power and aggregate beneficial ownership
of PNC Bank Corp. and PNC Bancorp, Inc.
Item 4 - Ownership:
(a) Amount Beneficially Owned:
668,529
(b) Percent of Class:
11.36
(c) Number of shares to which such person has:
(i) sole power to vote or to direct the vote 60,804
(ii) shared power to vote or to direct the vote 607,633
(iii) sole power to dispose or to direct the disposition of 326,676
(iv) shared power to dispose or to direct the disposition of 340,853
Item 7 - Identification and Classification of the Subsidiary Which Acquired
Security Being Reported on by the Parent Holding Company:
Included are the following subsidiaries of PNC Bank Corp. - HC :
PNC Bancorp, Inc. - HC (wholly owned subsidiary of PNC Bank Corp.)
PNC Bank, N.A. - BK (wholly owned subsidiary of PNC Bancorp, Inc.)
PNC Bank, Ohio, National Association - BK (wholly owned subsidiary of
PNC Bancorp, Inc.)
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Item 10 - Certification.
By signing below I certify that, to the best of my knowledge and
belief, the securities referred to above were acquired in the ordinary
course of business and were not acquired for the purpose of and do not
have the effect of changing or influencing the control of the issuer
of such securities and were not acquired in connection with or as a
participant in any transaction having such purposes or effect.
Signature.
After reasonable inquiry and to the best of my knowledge and
belief, I certify that the information set forth in this statement is
true, complete and correct.
February 21, 1995
_____________________________________________________________________
Date
/s/ William F. Strome
_____________________________________________________________________
Signature - PNC Bank Corp.
William F. Strome, Senior Vice President
_____________________________________________________________________
Name/Title
February 21, 1995
_____________________________________________________________________
Date
/s/ Paul L. Audet
_____________________________________________________________________
Signature - PNC Bancorp, Inc.
Paul L. Audet, Vice President
_____________________________________________________________________
Name/Title
February 21, 1995
_____________________________________________________________________
Date
/s/ William F. Strome
_____________________________________________________________________
Signature - PNC Bank, National Association
William F. Strome, Senior Vice President
_____________________________________________________________________
Name/Title
An agreement to file a joint statement was previously filed as
Exhibit A to Amendment No. 11.