Dmetrios Petkidis

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Protokklissi Soufli Ebrou, GR

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Patents Grantslast 30 patents

Information Patent Grant
Method of and apparatus for manufacturing plowshares
- Patent number 4,345,358
- Issue date Aug 24, 1982
- Dmetrios Petkidis
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...