Siegfried Grueninger

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St. Gallen, CH

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Patents Grantslast 30 patents

Information Patent Grant
Bearing for a cylindrical sieve in rotation sieve printing works
- Patent number 6,745,686
- Issue date Jun 8, 2004
- Gallus Ferd, Ruesch AG
- Hans-Rudolf Frick
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Spring interior and method of making same
- Patent number 6,318,416
- Issue date Nov 20, 2001
- L&P Property Management Company
- Siegfried Grueninger
- 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...