P

Inventor

MCGONIGAL CHARLES

US13 patents
⚠️ This page may combine multiple inventors who share the name “MCGONIGAL CHARLES”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WESTERN ELECTRIC CO

4 patents

AT & T TECHNOLOGIES INC

3 patents

AT & T BELL LAB

2 patents

COREMETRICS INC

1 patent

AT & T CORP

1 patent

AMERICAN TELEPHONE & TELEGRAPH

1 patent

MCGONIGAL CHARLES

1 patent