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Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000884306-97-000067
Filing Date
1997-01-31
Accepted
1997-01-31 00:00:00
Documents
1
SROs
NASD

Document Format Files

Seq Description Document Type Size
1 SC 13G/A 10311
  Complete submission text file 0000884306-97-000067.txt   12218
Mailing Address 6600 FRANCE AVENUE SOUTH SUITE 672 EDINA MN 55435
Business Address 6600 FRANCE AVE SO. SUITE 672 EDINA MN 55435 6129203322
KOPP INVESTMENT ADVISORS INC (Filed by) CIK: 0000884306 (see all company filings)

IRS No.: 411663810 | State of Incorp.: MN | Fiscal Year End: 1231

Mailing Address 25 SUNDIAL AVE MANCHESTER NH 03103
Business Address 25 SUNDIAL AVE MANCHESTER NH 03103-7251 6036254050
SUMMA FOUR INC (Subject) CIK: 0000900095 (see all company filings)

IRS No.: 020329497 | State of Incorp.: DE | Fiscal Year End: 0331
Type: SC 13G/A | Act: 34 | File No.: 005-42815 | Film No.: 97515244
SIC: 3661 Telephone & Telegraph Apparatus