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Horst Friedel
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Neu Isenburg, DE
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Patents Grants
last 30 patents
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Patent Grant
Photothermographic materials processable at lower temperatures and...
Patent number
6,686,133
Issue date
Feb 3, 2004
Agfa-Gevaert
Horst Friedel
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Patent Grant
Light-sensitive material for tanning development comprising pretrea...
Patent number
4,233,392
Issue date
Nov 11, 1980
E. I. Du Pont de Nemours and Company
Horst Friedel
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
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Patent Application
Photothermographic materials processable at lower temperatures and...
Publication number
20030064328
Publication date
Apr 3, 2003
Agfa-Gevaert
Horst Friedel
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY