Eberhard Hehl

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Ingelheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Negative-working photosensitive coating solution containing photoha...
- Patent number 5,302,487
- Issue date Apr 12, 1994
- Hoechst Aktiengesellschaft
- Reinhold Arneth
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY