Th.Kieserlin & Albrecht

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Solingen, DT

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing bright steel from rolled steel wire
- Patent number 4,037,446
- Issue date Jul 26, 1977
- Th.Kieserlin & Albrecht
- Ralf Fangmeier
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...