Michel Billault

Follow

Person

Limoges, FR

People

Patents Grantslast 30 patents

Information Patent Grant
Device for assembling stacked annular filtering elements, under con...
- Patent number 4,051,037
- Issue date Sep 27, 1977
- Sofrance S.A.
- Michel Billault
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL