FR751702A - Perfectionnements aux pellicules photographiques - Google Patents

Perfectionnements aux pellicules photographiques

Info

Publication number
FR751702A
FR751702A FR751702DA FR751702A FR 751702 A FR751702 A FR 751702A FR 751702D A FR751702D A FR 751702DA FR 751702 A FR751702 A FR 751702A
Authority
FR
France
Prior art keywords
enhancements
photographic film
photographic
film
film enhancements
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
Other languages
English (en)
Inventor
John Lloyd Howell
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.)
Still & Sons Ltd W M
WM Still and Sons Ltd
Original Assignee
Still & Sons Ltd W M
WM Still and Sons Ltd
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 Still & Sons Ltd W M, WM Still and Sons Ltd filed Critical Still & Sons Ltd W M
Application granted granted Critical
Publication of FR751702A publication Critical patent/FR751702A/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
    • G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
    • G03C1/795—Photosensitive materials characterised by the base or auxiliary layers the base being of macromolecular substances

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Moulding By Coating Moulds (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
FR751702D 1932-03-09 1933-03-01 Perfectionnements aux pellicules photographiques Expired FR751702A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB706532A GB398226A (en) 1932-03-09 1932-03-09 Improvements relating to films for photographic purposes

Publications (1)

Publication Number Publication Date
FR751702A true FR751702A (fr) 1933-09-08

Family

ID=9825946

Family Applications (1)

Application Number Title Priority Date Filing Date
FR751702D Expired FR751702A (fr) 1932-03-09 1933-03-01 Perfectionnements aux pellicules photographiques

Country Status (3)

Country Link
DE (1) DE589999C (fr)
FR (1) FR751702A (fr)
GB (1) GB398226A (fr)

Also Published As

Publication number Publication date
DE589999C (de) 1933-12-19
GB398226A (en) 1933-09-11

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