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Archive | 1959

Verfahren zur Herstellung photographischer Halogensilberemulsionen

Himmelmann Wolfgang Dr; Maeder Helmut Dr; Rolf Fred Dr Posse


Archive | 1985

FARBFOTOGRAFISCHES AUFZEICHNUNGSMATERIAL ZUR HERSTELLUNG FARBIGER AUFSICHTSBILDER

Maeder Helmut Dr; Himmelmann Wolfgang Dr; Liebe Werner Dr; Renner Guenter Dr; Sobel Johannes Dr; Wolff Erich Dr


Archive | 1975

Colour photography material with composite layer - consisting of two silver halide layers with same gradation but different sensitivities

Boeckly Erich Dr; Maeder Helmut Dr; Otto Rigobert Dr


Archive | 1996

Stabilised photographic colour print material with high gradation

Heinecke Juergen; Maeder Helmut Dr; Rockser Dieter; Schmidt Wolfgang Dr


Archive | 1994

Farbfotografisches Aufzeichnungsmaterial mit einer emulgierten farbgebenden Verbindung.

Nittel Fritz Dr; Maeder Helmut Dr; Liebe Werner Dr


Archive | 1994

Colour photographic material - contg. 5 mercapto-l-phenyl-tetrazole cpd. as stabiliser in combination with dispersant in light-insensitive cost to inhibit magenta fog formation in bleach-fixing bath

Heinecke Juergen; Maeder Helmut Dr; Nittel Fritz Dr; Oehlschlaeger Hans Dr; Voigt Armin Dr


Archive | 1993

Colour photographic silver halide material for colour paper - comprises reflective base with blue-sensitive emulsion contg. yellow coupler, green-sensitive emulsion contg. magenta coupler etc. and light insensitive subbing, spacer and/or overcoats

Liebe Werner Dr; Maeder Helmut Dr; Renner Guenter Dr; Rockser Dieter


Archive | 1989

VERFAHREN ZUR ERZEUGUNG VON COLORBILDERN

Czernik Karl; Ezzat Ali Dipl Ing; Haeseler Helmut; Maeder Helmut Dr; Oehlschlaeger Hans Dr; Rockser Dieter; Voigt Armin Dr


Archive | 1985

FOTOGRAFISCHES AUFZEICHNUNGSMATERIAL, VERFAHREN ZUR STABILISIERUNG FOTOGRAFISCHER AUFZEICHNUNGSMATERIALIEN UND NEUE TRIAZOLE

Oehlschlaeger Hans Dr; Maeder Helmut Dr; Sommer Friedhelm Dipl Chem


Archive | 1975

PHOTOGRAPHISCHES MATERIAL MIT VER BESSERTEN EIGENSCHAFTEN

Saleck Wilhelm Dr; Engelhard Helmut Dr; Himmelmann Wolfgang Dr; Bentz Francis Dr; Maeder Helmut Dr

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