Martin Pointner

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for the production of stacked, etched patterne...
- Patent number 4,065,839
- Issue date Jan 3, 1978
- Siemens Aktiengesellschaft
- Martin Pointner
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...