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Gunther Matschke
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Leverkusen, DE
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last 30 patents
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Patent Grant
Restraining layer for retarding the diffusion of hydroxyl ions in t...
Patent number
4,148,653
Issue date
Apr 10, 1979
AGFA-Gevaert A.G.
Wulf von Bonin
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY