Ernst Roos

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Cologne, DT

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Patents Grantslast 30 patents

Information Patent Grant
Light-sensitive material having developers embedded therein
- Patent number 3,951,664
- Issue date Apr 20, 1976
- AGFA-Gevaert, A.G.
- Anita von Konig
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY