P

Inventor

CALLAHAN JOHN P

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

GOULD INC

2 patents

FOXBORO CO

1 patent

GOULD ELECTRONICS INC

1 patent

CALLAHAN JOHN P

1 patent