TESTING LABORATORIES

Latest SC 13D/A SEC Filings
General statement of acquisition of beneficial ownership: [Amend]

PHARMAKINETICS LABORATORIES INC, SC 13D/A, 2001-01-19
BARRINGER LABORATORIES INC, SC 13D/A, 2000-07-28
BARRINGER LABORATORIES INC, SC 13D/A, 2000-07-21
BARRINGER TECHNOLOGIES INC, SC 13D/A, 2000-07-06
BARRINGER TECHNOLOGIES INC, SC 13D/A, 2000-06-05
BARRINGER LABORATORIES INC, SC 13D/A, 2000-04-13
BARRINGER LABORATORIES INC, SC 13D/A, 2000-04-06
BARRINGER LABORATORIES INC, SC 13D/A, 2000-03-09
BARRINGER TECHNOLOGIES INC, SC 13D/A, 2000-01-14
BARRINGER TECHNOLOGIES INC, SC 13D/A, 1999-12-06
NEUROMEDICAL SYSTEMS INC, SC 13D/A, 1999-06-11
BARRINGER TECHNOLOGIES INC, SC 13D/A, 1999-04-22
BARRINGER TECHNOLOGIES INC, SC 13D/A, 1999-04-16
BARRINGER LABORATORIES INC, SC 13D/A, 1999-01-05
NEUROMEDICAL SYSTEMS INC, SC 13D/A, 1998-11-02
NEUROMEDICAL SYSTEMS INC, SC 13D/A, 1998-10-19
NEUROMEDICAL SYSTEMS INC, SC 13D/A, 1998-10-01
NEUROMEDICAL SYSTEMS INC, SC 13D/A, 1998-09-01
BARRINGER LABORATORIES INC, SC 13D/A, 1998-07-06
BARRINGER LABORATORIES INC, SC 13D/A, 1998-05-18
BARRINGER LABORATORIES INC, SC 13D/A, 1998-05-13
BARRINGER LABORATORIES INC, SC 13D/A, 1998-03-24
PHARMAKINETICS LABORATORIES INC, SC 13D/A, 1998-01-09
BARRINGER TECHNOLOGIES INC, SC 13D/A, 1997-12-30
PHARMAKINETICS LABORATORIES INC, SC 13D/A, 1997-12-15
THERMO TERRATECH INC, SC 13D/A, 1997-10-03
NEUROMEDICAL SYSTEMS INC, SC 13D/A, 1997-09-30
NEUROMEDICAL SYSTEMS INC, SC 13D/A, 1997-08-14
THERMO TERRATECH INC, SC 13D/A, 1997-07-08
THERMO TERRATECH INC, SC 13D/A, 1997-05-13
BARRINGER LABORATORIES INC, SC 13D/A, 1997-02-19
NEUROMEDICAL SYSTEMS INC, SC 13D/A, 1997-01-28
BARRINGER LABORATORIES INC, SC 13D/A, 1997-01-14
BARRINGER LABORATORIES INC, SC 13D/A, 1996-11-20
BARRINGER TECHNOLOGIES INC, SC 13D/A, 1996-11-12
BARRINGER TECHNOLOGIES INC, SC 13D/A, 1996-11-06
BARRINGER LABORATORIES INC, SC 13D/A, 1996-10-16
BARRINGER LABORATORIES INC, SC 13D/A, 1996-08-26
NEUROMEDICAL SYSTEMS INC, SC 13D/A, 1996-07-31
NEUROMEDICAL SYSTEMS INC, SC 13D/A, 1996-07-24
PHARMAKINETICS LABORATORIES INC, SC 13D/A, 1996-02-13
ATC ENVIRONMENTAL INC, SC 13D/A, 1995-10-16
ATC ENVIRONMENTAL INC, SC 13D/A, 1995-08-07
ATC ENVIRONMENTAL INC, SC 13D/A, 1995-07-11
AURORA ENVIRONMENTAL INC, SC 13D/A, 1995-07-11


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