Oce-van der Grinten

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Venlo, NL

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Patents Grantslast 30 patents

Information Patent Grant
Composition and process for developing diazotype material
- Patent number 4,286,041
- Issue date Aug 25, 1981
- Oce-van der Grinten
- Wilhelmus J. M. van de Vorle
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY