Berthiez-Saint-Etienne

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Saint-Etienne, FR

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Patents Grantslast 30 patents

Information Patent Grant
Tool and attachment gripping and releasing means
- Patent number 4,641,415
- Issue date Feb 10, 1987
- Berthiez-Saint-Etienne
- Jean-Pierre Charra
- B24 - GRINDING POLISHING
Information Patent Grant
Cartridge tool locking and unlocking device for toolholders
- Patent number 4,630,979
- Issue date Dec 23, 1986
- Berthiez-Saint-Etienne
- Jean-Pierre Roux
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Device for mounting a tool-holder
- Patent number 4,599,023
- Issue date Jul 8, 1986
- Berthiez-Saint-Etienne
- Rene Poincenot
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

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