Hans Erik Otto Schalling

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Hasselfors, SW

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Patents Grantslast 30 patents

Information Patent Grant
Chain making apparatus
- Patent number 3,945,198
- Issue date Mar 23, 1976
- Elektriska Svetsningsaktiebolaget
- Sven-Erik Linden
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...