Hans Knoepfel

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Roggwil, CH

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Patents Grantslast 30 patents

Information Patent Grant
Spring conveyor apparatus
- Patent number 5,868,240
- Issue date Feb 9, 1999
- Spuehl A.G.
- Hans Knoepfel
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Device for transferring springs to an assembly machine
- Patent number 5,788,051
- Issue date Aug 4, 1998
- Spuehl AG
- Hans Knoepfel
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Electronically regulated apparatus for coiling springs
- Patent number 5,713,115
- Issue date Feb 3, 1998
- Spuehl AG
- Hans Knoepfel
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...