P

Inventor

GROENEVELD HENDRIK A C

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

SHELL OIL CO

1 patent

CR & DO B V

1 patent

PLATO BEHEER BV

1 patent