Manfred Hansson

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Malmo, SE

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Patents Grantslast 30 patents

Information Patent Grant
Device for use in the manufacture of metal can tops with pull-up rings
- Patent number 4,446,710
- Issue date May 8, 1984
- Platmanufaktur AB
- Kjell Sallnert
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...