Jorg Ratzlaff

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Altensteig, DE

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Patents Grantslast 30 patents

Information Patent Grant
Binoculars
- Patent number D330038
- Issue date Oct 6, 1992
- Carl-Zeiss-Stiftung, Heidenheim-Brenz
- Jorg Ratzlaff
- D16 - Photography and optical equipment