FR1593092A - - Google Patents

Info

Publication number
FR1593092A
FR1593092A FR1593092DA FR1593092A FR 1593092 A FR1593092 A FR 1593092A FR 1593092D A FR1593092D A FR 1593092DA FR 1593092 A FR1593092 A FR 1593092A
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1593092A publication Critical patent/FR1593092A/fr
Expired legal-status Critical Current

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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
    • G03C1/00—Photosensitive materials
    • G03C1/685—Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1593092D 1968-10-29 1968-10-29 Expired FR1593092A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR171792 1968-10-29

Publications (1)

Publication Number Publication Date
FR1593092A true FR1593092A (es) 1970-05-25

Family

ID=8656259

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1593092D Expired FR1593092A (es) 1968-10-29 1968-10-29

Country Status (1)

Country Link
FR (1) FR1593092A (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4210591A (en) * 1976-01-30 1980-07-01 Ciba-Geigy Corporation Indolinospiropyrane compounds

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4210591A (en) * 1976-01-30 1980-07-01 Ciba-Geigy Corporation Indolinospiropyrane compounds

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Legal Events

Date Code Title Description
ST Notification of lapse