Hubert A. Perraudin

Follow

Person

Champigny sur Marne, FR

People

Patents Grantslast 30 patents

Information Patent Grant
Method and device for finishing by burnishing of a helical thread c...
- Patent number 4,706,483
- Issue date Nov 17, 1987
- Equipements Automobiles Marchal
- Hubert A. Perraudin
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of cutting a worm screw and a worm screw obtained by the sai...
- Patent number 4,683,785
- Issue date Aug 4, 1987
- Equipements Automobiles Marchal
- Hubert A. Perraudin
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR