TELEPHONE INTERCONNECT SYSTEMS

Latest SC 13G/A SEC Filings
Statement of acquisition of beneficial ownership by individuals: [Amend]

NORSTAN INC, SC 13G/A, 2000-12-08
SHARED TECHNOLOGIES CELLULAR INC, SC 13G/A, 2000-07-06
ONELINK COMMUNICATIONS INC, SC 13G/A, 2000-02-14
TOLLGRADE COMMUNICATIONS INC \PA\, SC 13G/A, 2000-02-08
SHARED TECHNOLOGIES CELLULAR INC, SC 13G/A, 2000-02-02
SHARED TECHNOLOGIES CELLULAR INC, SC 13G/A, 2000-01-28
NORSTAN INC, SC 13G/A, 2000-01-26
EXECUTONE INFORMATION SYSTEMS INC, SC 13G/A, 2000-01-18
SHARED TECHNOLOGIES CELLULAR INC, SC 13G/A, 1999-10-04
EXECUTONE INFORMATION SYSTEMS INC, SC 13G/A, 1999-09-03
EXECUTONE INFORMATION SYSTEMS INC, SC 13G/A, 1999-08-20
EXECUTONE INFORMATION SYSTEMS INC, SC 13G/A, 1999-05-10
NORSTAN INC, SC 13G/A, 1999-05-10
SOFTNET SYSTEMS INC, SC 13G/A, 1999-04-29
SOFTNET SYSTEMS INC, SC 13G/A, 1999-04-21
ONELINK COMMUNICATIONS INC, SC 13G/A, 1999-02-16
TOLLGRADE COMMUNICATIONS INC \PA\, SC 13G/A, 1999-02-11
NORSTAN INC, SC 13G/A, 1999-02-10
EXECUTONE INFORMATION SYSTEMS INC, SC 13G/A, 1999-02-09
SHARED TECHNOLOGIES CELLULAR INC, SC 13G/A, 1999-02-08
SOFTNET SYSTEMS INC, SC 13G/A, 1999-02-08
SHARED TECHNOLOGIES CELLULAR INC, SC 13G/A, 1999-01-21
SOFTNET SYSTEMS INC, SC 13G/A, 1998-10-14
SHARED TECHNOLOGIES CELLULAR INC, SC 13G/A, 1998-07-07
EXECUTONE INFORMATION SYSTEMS INC, SC 13G/A, 1998-02-13
NORSTAN INC, SC 13G/A, 1998-02-12
SHARED TECHNOLOGIES CELLULAR INC, SC 13G/A, 1998-02-10
SHARED TECHNOLOGIES FAIRCHILD INC, SC 13G/A, 1998-02-10
TOLLGRADE COMMUNICATIONS INC \PA\, SC 13G/A, 1998-02-06
ONELINK COMMUNICATIONS INC, SC 13G/A, 1998-02-06
NORSTAN INC, SC 13G/A, 1998-02-03
EXECUTONE INFORMATION SYSTEMS INC, SC 13G/A, 1997-12-10
SHARED TECHNOLOGIES FAIRCHILD INC, SC 13G/A, 1997-09-09
TOLLGRADE COMMUNICATIONS INC \PA\, SC 13G/A, 1997-02-21
TOLLGRADE COMMUNICATIONS INC \PA\, SC 13G/A, 1997-02-20
SHARED TECHNOLOGIES FARICHILD INC, SC 13G/A, 1997-02-14
EXECUTONE INFORMATION SYSTEMS INC, SC 13G/A, 1997-02-14
NORSTAN INC, SC 13G/A, 1997-02-14
NORSTAN INC, SC 13G/A, 1997-02-13
SHARED TECHNOLOGIES CELLULAR INC, SC 13G/A, 1997-01-29
SHARED TECHNOLOGIES FARICHILD INC, SC 13G/A, 1997-01-29
SHARED TECHNOLOGIES FARICHILD INC, SC 13G/A, 1997-01-09
SHARED TECHNOLOGIES FARICHILD INC, SC 13G/A, 1996-09-09
SHARED TECHNOLOGIES FAIRCHILD COMMUNICATIONS CORP /CT, SC 13G/A, 1996-07-10
SHARED TECHNOLOGIES INC, SC 13G/A, 1996-02-23
SHARED TECHNOLOGIES INC, SC 13G/A, 1996-02-14
NORSTAN INC, SC 13G/A, 1996-02-13
SHARED TECHNOLOGIES INC, SC 13G/A, 1996-02-12
EXECUTONE INFORMATION SYSTEMS INC, SC 13G/A, 1996-02-12
SHARED TECHNOLOGIES INC, SC 13G/A, 1996-01-31
SHARED TECHNOLOGIES INC, SC 13G/A, 1995-11-13
EXECUTONE INFORMATION SYSTEMS INC, SC 13G/A, 1995-02-02
EXECUTONE INFORMATION SYSTEMS INC, SC 13G/A, 1995-01-27
SHARED TECHNOLOGIES INC, SC 13G/A, 1995-01-10


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