James Mansion

Follow

Person

St. Etienne, FR

People

Patents Grantslast 30 patents

Information Patent Grant
Method and machine for the manufacture of long concrete drills prov...
- Patent number 4,188,813
- Issue date Feb 19, 1980
- Centre Technique des Industries Mecaniques
- Claude Bournicon
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR