P

Inventor

BERKSTRESSER GEORGE W

US9 patents
⚠️ This page may combine multiple inventors who share the name “BERKSTRESSER GEORGE W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AMERICAN TELEPHONE & TELEGRAPH

6 patents

AT & T BELL LAB

2 patents

BELL TELEPHONE LABOR INC

1 patent