SC 13D/A//SEC Filing
TOLLGRADE COMMUNICATIONS INC \PA\ SC 13D/A
Accession 0000921895-11-000697
CIK 0001002531operating
Filed
Apr 4, 8:00 PM ET
Accepted
Apr 4, 6:49 PM ET
Size
264.1 KB
Accession
0000921895-11-000697
Issuer
TOLLGRADE COMMUNICATIONS INC \PA\
CIK 0001002531
Entity typeoperating
IncorporatedPA
Related Parties
1- filerCIK 0001002531
Filing Metadata
- Form type
- SC 13D/A
- Filed
- Apr 4, 8:00 PM ET
- Accepted
- Apr 4, 6:49 PM ET
- Size
- 264.1 KB