Burkhard Behrens

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Wiesbaden, DE

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Patents Grantslast 30 patents

Information Patent Grant
Positive-working photosensitive mixture and recording material of h...
- Patent number 4,971,887
- Issue date Nov 20, 1990
- Hoechst Aktiengesellschaft
- Axel Schmitt
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY