FR615563A - Improvement to strips of paper or other material used for the traction of photographic film - Google Patents

Improvement to strips of paper or other material used for the traction of photographic film

Info

Publication number
FR615563A
FR615563A FR615563DA FR615563A FR 615563 A FR615563 A FR 615563A FR 615563D A FR615563D A FR 615563DA FR 615563 A FR615563 A FR 615563A
Authority
FR
France
Prior art keywords
traction
strips
paper
improvement
material used
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
French (fr)
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.)
Pathe Cinema SA
Original Assignee
Pathe Cinema SA
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 Pathe Cinema SA filed Critical Pathe Cinema SA
Application granted granted Critical
Publication of FR615563A publication Critical patent/FR615563A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/28—Locating light-sensitive material within camera
    • G03B17/32—Locating plates or cut films
    • G03B17/34—Changing plates or cut films
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/02—Fastening of light sources or lamp holders with provision for adjustment, e.g. for focusing
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2046—Positional adjustment of light sources

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
FR615563D 1926-05-03 1926-05-03 Improvement to strips of paper or other material used for the traction of photographic film Expired FR615563A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR615563T 1926-05-03

Publications (1)

Publication Number Publication Date
FR615563A true FR615563A (en) 1927-01-11

Family

ID=8980999

Family Applications (1)

Application Number Title Priority Date Filing Date
FR615563D Expired FR615563A (en) 1926-05-03 1926-05-03 Improvement to strips of paper or other material used for the traction of photographic film

Country Status (4)

Country Link
CH (1) CH125987A (en)
DE (1) DE478118C (en)
FR (1) FR615563A (en)
GB (1) GB270297A (en)

Also Published As

Publication number Publication date
CH125987A (en) 1928-06-01
GB270297A (en) 1927-10-06
DE478118C (en) 1929-06-18

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