P

Inventor

ROPARS MARCEL

FR11 patents
⚠️ This page may combine multiple inventors who share the name “ROPARS MARCEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ROPARS MARCEL

4 patents

IFP ENERGIES NOW

3 patents

POUDRES & EXPLOSIFS STE NALE

2 patents

SNECMA

1 patent

INST FRANCAIS DU PETROLE

1 patent