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Archive | 1971

PHOTOGRAPHIC LAYERS CONTAINING COMPOUNDS WHICH ABSORB ULTRAVIOLET LIGHT

Himmelmann Wolfgang; Nittel Fritz; Sobel Johannes


Archive | 1971

PROCESS OF HARDENING PHOTOGRAPHIC GELATIN LAYERS WITH A SULFONYL ESTER OR A SULFONAMIDE

Himmelmann Wolfgang; Meckl Heinz; Sobel Johannes


Archive | 1986

Photosensitively stabilizing photographic recording material

Helling Guenter; Sobel Johannes; Langen Hans


Archive | 1970

Treatment of exposed silver halide emulsion with acidic hardening bath following by alkaline activating bath

Himmelmann Wolfgang; Schranz Karl-Wilhelm; Sobel Johannes; Veelen George Frans Van


Archive | 1970

Photographische Bilder und Verfahren zu ihrer Herstellung

Ranz Erwin; Himmelmann Wolfgang; Sobel Johannes; Holtschmidt Dr Hans; Degener Dr Eberhart; Oertel Dr Guenter; Noll Klaus


Archive | 1988

HARDENED REAGENT MATRIX WITH PROTEIN OR POLYMER BINDING AGENT

White William I; Sobel Johannes; Schranz Karl; Riebel Alexander; Oosta Gary; Himmelmann Wolfgang


Archive | 1987

LICHTEMPFINDLICHES FOTOGRAFISCHES AUFZEICHNUNGSMATERIAL

Oehlschlaeger Hans; Schranz Karl-Wilhelm; Sobel Johannes


Archive | 1986

Lichtempfindliches, stabilisiertes fotografisches Aufzeichnungsmaterial

Helling Guenter; Sobel Johannes; Langen Hans


Archive | 1980

' DIKETO OR ' CYANO ACETYL COMPOUND TO EMULSIFY PHOTOGRAPHIC SUBSTANCES

Langen Hans; Ranz Erwin; Meyer Rudolf; Sobel Johannes


Archive | 1972

PHOTOGRAPHIC SILVER AND VESICULAR IMAGES AND A PROCESS FOR THEIR PRODUCTION

Ranz Erwin; Himmelmann Wolfgang; Sobel Johannes; Holtschmidt Hans; Degener Eberhart; Oertel Gunter; Noll Klaus

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