CH379921A - Photographic developer - Google Patents

Photographic developer

Info

Publication number
CH379921A
CH379921A CH7306459A CH7306459A CH379921A CH 379921 A CH379921 A CH 379921A CH 7306459 A CH7306459 A CH 7306459A CH 7306459 A CH7306459 A CH 7306459A CH 379921 A CH379921 A CH 379921A
Authority
CH
Switzerland
Prior art keywords
photographic developer
photographic
developer
Prior art date
Application number
CH7306459A
Other languages
German (de)
Inventor
Heinz Dipl Ing Sassmann
Original Assignee
Agfa Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Agfa Ag filed Critical Agfa Ag
Publication of CH379921A publication Critical patent/CH379921A/en

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/29—Development processes or agents therefor
    • G03C5/30—Developers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
CH7306459A 1958-05-10 1959-05-09 Photographic developer CH379921A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA29466A DE1079455B (en) 1958-05-10 1958-05-10 Photographic developer containing 4-amino-5-pyrazolone compounds and hydroquinone

Publications (1)

Publication Number Publication Date
CH379921A true CH379921A (en) 1964-07-15

Family

ID=6926934

Family Applications (1)

Application Number Title Priority Date Filing Date
CH7306459A CH379921A (en) 1958-05-10 1959-05-09 Photographic developer

Country Status (5)

Country Link
BE (1) BE578539A (en)
CH (1) CH379921A (en)
DE (1) DE1079455B (en)
FR (1) FR1223865A (en)
GB (1) GB871684A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3772019A (en) * 1972-05-19 1973-11-13 H & W Co Inc St Johnsbury Novel developer and process

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE955025C (en) * 1954-03-15 1956-12-27 Agfa Aktiengesellschft Fuer Ph Photographic developer
DE1024798B (en) * 1956-08-16 1958-02-20 Leonar Werke Ag Fixing developer for the rapid development of photographic layers

Also Published As

Publication number Publication date
GB871684A (en) 1961-06-28
DE1079455B (en) 1960-04-07
BE578539A (en)
FR1223865A (en) 1960-06-21

Similar Documents

Publication Publication Date Title
FR1228776A (en) Photographic developer
CH447812A (en) Photographic developer
CH394805A (en) Photographic material
AT253933B (en) Photographic copier
FR1210463A (en) Photographic lens
CH381083A (en) Photographic shutter
FR1209175A (en) Photographic developers
CH386841A (en) Diazotype material
CH381086A (en) Diazotype material
CH365613A (en) Photographic developer
CH366740A (en) camera
FR1235105A (en) Electrolytic developer
CH393769A (en) Photographic lens
CH385630A (en) Photosensitive diazotype layer
CH386840A (en) Diazotype material
CH374217A (en) Fast photographic lens
CH379921A (en) Photographic developer
CH364980A (en) Rangefinder for photographic use
CH369966A (en) Photographic copier
CH365612A (en) Photographic developer
FR1228123A (en) Projector
FR1235785A (en) Photographic development compositions
CH371680A (en) Photographic camera
AT209183B (en) Central photographic shutter
CH370959A (en) Central photographic shutter