P

Inventor

BARBY DONALD

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

LEVER BROTHERS LTD

3 patents

JOSEPH CROSFIELD AND SONS LIMI

1 patent

CROSFIELD JOSEPH & SONS

1 patent