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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000902219-97-000674
Filing Date
1997-02-14
Accepted
1997-02-14 00:00:00
Documents
1
SROs
NASD

Document Format Files

Seq Description Document Type Size
1 SC 13G/A 7475
  Complete submission text file 0000902219-97-000674.txt   9510
Mailing Address 8500 SW CREEKSIDE PLACE BEAVERTON OR 97008
Business Address 8500 S W CREEKSIDE PLACE BEAVERTON OR 97008 6126862500
PROTOCOL SYSTEMS INC/NEW (Subject) CIK: 0000883322 (see all company filings)

IRS No.: 930913130 | State of Incorp.: OR | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-43482 | Film No.: 97532184
SIC: 3845 Electromedical & Electrotherapeutic Apparatus

Mailing Address 75 STATE STREET BOSTON MA 02109
Business Address 75 STATE STREET BOSTON MA 02109 6179515000
WELLINGTON MANAGEMENT CO LLP (Filed by) CIK: 0000902219 (see all company filings)

IRS No.: 042683227 | State of Incorp.: MA | Fiscal Year End: 1231
SIC: 0000