Michal Zemko

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Brezno, SK

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Patents Applicationslast 30 patents

Information Patent Application
METHOD AND DEVICE FOR PRODUCING A HOLLOW METALLIC BILLET FROM A MET...
- Publication number 20140033781
- Publication date Feb 6, 2014
- Paul Stoll
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...