Heinz Neef

Follow

Person

Stuttgart, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Soft-pad system for a spectacle frame
- Patent number 4,802,754
- Issue date Feb 7, 1989
- Marwitz & Hauser GmbH
- Heinz Neef
- G02 - OPTICS
Information Patent Grant
Pad system for a spectacle frame
- Patent number 4,792,222
- Issue date Dec 20, 1988
- Marwitz & Hauser GmbH
- Norbert Labenz
- G02 - OPTICS