P

Inventor

WILLIAMSON ETHEL DIANE

GB11 patents
⚠️ This page may combine multiple inventors who share the name “WILLIAMSON ETHEL DIANE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SECR DEFENCE

5 patents

SECR DEFENCE BRIT

2 patents

SEC DEP FOR DEFENSE OF GREAT B

1 patent

FLICK-SMITH HELEN CLAIRE

1 patent

WILLIAMSON ETHEL DIANE

1 patent

ELVIN STEPHEN JOHN

1 patent