Hendricus P. M. Backus

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Eysden, NL

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Patents Grantslast 30 patents

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Method and a device for pretreating nonferrous metal for plastic de...
- Patent number 4,763,502
- Issue date Aug 16, 1988
- AMF - Aluteam Metal Forming GmbH
- Hendricus P. M. Backus
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...