GB172600A - Improvements in and relating to reels for cinematograph films - Google Patents

Improvements in and relating to reels for cinematograph films

Info

Publication number
GB172600A
GB172600A GB12683/21A GB1268321A GB172600A GB 172600 A GB172600 A GB 172600A GB 12683/21 A GB12683/21 A GB 12683/21A GB 1268321 A GB1268321 A GB 1268321A GB 172600 A GB172600 A GB 172600A
Authority
GB
United Kingdom
Prior art keywords
reels
relating
cinematograph films
cinematograph
films
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
GB12683/21A
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
Publication of GB172600A publication Critical patent/GB172600A/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/32—Details specially adapted for motion-picture projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
GB12683/21A 1920-12-06 1921-05-03 Improvements in and relating to reels for cinematograph films Expired GB172600A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE172600X 1920-12-06

Publications (1)

Publication Number Publication Date
GB172600A true GB172600A (en) 1922-05-22

Family

ID=5690143

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12683/21A Expired GB172600A (en) 1920-12-06 1921-05-03 Improvements in and relating to reels for cinematograph films

Country Status (1)

Country Link
GB (1) GB172600A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3245630A (en) * 1961-09-13 1966-04-12 Viking Of Minneapolis Cartridge for endless tape
US3365140A (en) * 1965-10-23 1968-01-23 Herman D. Post Endless tape unwinding and rewinding device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3245630A (en) * 1961-09-13 1966-04-12 Viking Of Minneapolis Cartridge for endless tape
US3365140A (en) * 1965-10-23 1968-01-23 Herman D. Post Endless tape unwinding and rewinding device

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