FR418906A - Perfectionnements apportés au papier photographique - Google Patents

Perfectionnements apportés au papier photographique

Info

Publication number
FR418906A
FR418906A FR418906A FR418906DA FR418906A FR 418906 A FR418906 A FR 418906A FR 418906 A FR418906 A FR 418906A FR 418906D A FR418906D A FR 418906DA FR 418906 A FR418906 A FR 418906A
Authority
FR
France
Prior art keywords
photographic paper
photographic
paper
Prior art date
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
FR418906A
Other languages
English (en)
Inventor
George William Leighton
Charles Samuel Babcock
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR418906A publication Critical patent/FR418906A/fr
Expired legal-status Critical Current

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
    • G03C1/00—Photosensitive materials
    • G03C1/64—Compositions containing iron compounds as photosensitive substances

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR418906A 1909-05-10 1910-05-04 Perfectionnements apportés au papier photographique Expired FR418906A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US418906XA 1909-05-10 1909-05-10

Publications (1)

Publication Number Publication Date
FR418906A true FR418906A (fr) 1910-12-22

Family

ID=8898335

Family Applications (1)

Application Number Title Priority Date Filing Date
FR418906A Expired FR418906A (fr) 1909-05-10 1910-05-04 Perfectionnements apportés au papier photographique

Country Status (1)

Country Link
FR (1) FR418906A (fr)

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