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Taverny, FR

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Patents Grantslast 30 patents

Information Patent Grant
Device for laterally perforating metallic pieces, particularly pres...
- Patent number 4,669,345
- Issue date Jun 2, 1987
- Suinat
- Jean P. Suinat
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...