Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000891618-97-000908
Filing Date
1997-02-25
Accepted
1997-02-25 00:00:00
Documents
1
SROs
NASD

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G/A SC 13G/A 11806
  Complete submission text file 0000891618-97-000908.txt   13569
Mailing Address
Business Address 1505 A OBRIEN DR MENLO PARK CA 94025 4153286200
PHARMCHEM LABORATORIES INC (Subject) CIK: 0000876645 (see all company filings)

EIN.: 770187280 | State of Incorp.: CA | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-42072 | Film No.: 97542914
SIC: 8071 Services-Medical Laboratories

Mailing Address 191 ELM STREET NEW CANAAN CT 08840
Business Address GRUMMAN HILL ASSOCIATES 191 ELM ST NEW CANAAN CT 06840-5310 2039865883
IRWIN RICHARD D (Filed by) CIK: 0000903524 (see all company filings)