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Filing Detail
Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0000950144-01-000883
Filing Date
2001-01-10
Accepted
2001-01-10 00:00:00
Documents
1

Document Format Files

Seq Description Document Type Size
1 0001.txt SC 13G/A 7497
  Complete submission text file 0000950144-01-000883.txt   9518
Mailing Address 1315 PEACHTREE ST NE C/O INVESCO ALTANTA GA 30309
Business Address 11 DEVONSHIRE SQUARE LONDON EC2M 4YR X0 011447162634
AMVESCAP PLC \GA\ (Filed by) CIK: 0000864047 (see all company filings)

IRS No.: 630780404 | State of Incorp.: CO | 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.: 1505304
SIC: 7385 Services-Telephone Interconnect Systems