Hans-Otto Hoffler

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Brunswick, DE

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Patents Grantslast 30 patents

Information Patent Grant
Machine for attaching buttons, rivets, or similar to garments
- Patent number 4,733,811
- Issue date Mar 29, 1988
- Schaeffer Scovill Verbindungstechnik GmbH
- Herbert Birkhofer
- A41 - WEARING APPAREL
Information Patent Grant
Machine for the attachment of rivets, buttons or the like on clothi...
- Patent number 4,273,280
- Issue date Jun 16, 1981
- Schaeffer-Homberg GmbH
- Herbert Birkhofer
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...