P

Inventor

MACCHESNEY JOHN B

US28 patents
⚠️ This page may combine multiple inventors who share the name “MACCHESNEY JOHN B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

AMERICAN TELEPHONE & TELEGRAPH

9 patents

BELL TELEPHONE LABOR INC

8 patents

AT & T BELL LAB

6 patents

LUCENT TECHNOLOGIES INC

2 patents

WESTERN ELECTRIC CO

1 patent

AT & T TECHNOLOGIES INC

1 patent

AT & T CORP

1 patent