SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000051879-00-000005
Filing Date
2000-02-02
Accepted
2000-02-02 00:00:00
Documents
1

Document Format Files

Seq Description Document Type Size
1 SC 13G/A 4007
  Complete submission text file 0000051879-00-000005.txt   6168
Mailing Address 3700 FIRST BANK PLACE P O BOX 357 MINNEAPOLIS MN 55440
Business Address 3700 FIRST BANK PLACE P O BOX 357 MINNEAPOLIS MN 55440 6123762769
INVESTMENT ADVISERS INC (Filed by) CIK: 0000051879 (see all company filings)

IRS No.: 41887283 | State of Incorp.: MN | Fiscal Year End: 1231
SIC: 0000

Mailing Address
Business Address 493 NIXON RD CHESWICK PA 15024 4122742156
TOLLGRADE COMMUNICATIONS INC \PA\ (Subject) CIK: 0001002531 (see all company filings)

IRS No.: 251537134 | State of Incorp.: PA | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-50381 | Film No.: 519581
SIC: 7385 Services-Telephone Interconnect Systems