TESTING LABORATORIES

Latest SC 13D SEC Filings
General statement of acquisition of beneficial ownership

PREMIER RESEARCH WORLDWIDE LTD, SC 13D, 2000-01-10
PREMIER RESEARCH WORLDWIDE LTD, SC 13D, 1999-09-09
U S LABORATORIES INC, SC 13D, 1999-02-23
NATIONAL TECHNICAL SYSTEMS INC /CA/, SC 13D, 1998-11-06
BARRINGER TECHNOLOGIES INC, SC 13D, 1998-10-30
CORE LABORATORIES N V, SC 13D, 1998-07-30
BARRINGER LABORATORIES INC, SC 13D, 1998-05-13
BARRINGER LABORATORIES INC, SC 13D, 1998-04-27
PHARMAKINETICS LABORATORIES INC, SC 13D, 1998-02-02
ATC GROUP SERVICES INC /DE/, SC 13D, 1998-01-30
PHARMAKINETICS LABORATORIES INC, SC 13D, 1998-01-12
PHARMAKINETICS LABORATORIES INC, SC 13D, 1997-11-13
BARRINGER TECHNOLOGIES INC, SC 13D, 1997-11-03
ATC GROUP SERVICES INC /DE/, SC 13D, 1997-10-28
ATC GROUP SERVICES INC /DE/, SC 13D, 1997-10-21
PHARMAKINETICS LABORATORIES INC, SC 13D, 1997-05-19
BARRINGER LABORATORIES INC, SC 13D, 1996-12-27
BARRINGER LABORATORIES INC, SC 13D, 1996-11-22
PHARMAKINETICS LABORATORIES INC, SC 13D, 1996-08-30
NEUROMEDICAL SYSTEMS INC, SC 13D, 1996-07-10
BARRINGER LABORATORIES INC, SC 13D, 1996-05-23
NATIONAL HEALTH LABORATORIES INC, SC 13D, 1995-05-09


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