Robert Wohlfahrt

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Luzern, CH

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Patents Grantslast 30 patents

Information Patent Grant
Watch case formed from a disposable beverage can
- Patent number 5,502,690
- Issue date Mar 26, 1996
- Crash Holding AG
- Robert Wohlfahrt
- B30 - PRESSES
Information Patent Grant
Process for producing a case for receiving a watchwork
- Patent number 5,479,686
- Issue date Jan 2, 1996
- Crash Holding AG
- Robert Wohlfahrt
- B30 - PRESSES