GB178136A - Improvements in or relating to cinematograph projection lanterns and the like - Google Patents

Improvements in or relating to cinematograph projection lanterns and the like

Info

Publication number
GB178136A
GB178136A GB2791220A GB2791220A GB178136A GB 178136 A GB178136 A GB 178136A GB 2791220 A GB2791220 A GB 2791220A GB 2791220 A GB2791220 A GB 2791220A GB 178136 A GB178136 A GB 178136A
Authority
GB
United Kingdom
Prior art keywords
relating
lanterns
cinematograph projection
cinematograph
projection lanterns
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
GB2791220A
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
Priority to GB2791220A priority Critical patent/GB178136A/en
Publication of GB178136A publication Critical patent/GB178136A/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
    • G03B21/20—Lamp housings

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
GB2791220A 1920-10-19 1920-10-19 Improvements in or relating to cinematograph projection lanterns and the like Expired GB178136A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2791220A GB178136A (en) 1920-10-19 1920-10-19 Improvements in or relating to cinematograph projection lanterns and the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2791220A GB178136A (en) 1920-10-19 1920-10-19 Improvements in or relating to cinematograph projection lanterns and the like

Publications (1)

Publication Number Publication Date
GB178136A true GB178136A (en) 1922-04-03

Family

ID=10267297

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2791220A Expired GB178136A (en) 1920-10-19 1920-10-19 Improvements in or relating to cinematograph projection lanterns and the like

Country Status (1)

Country Link
GB (1) GB178136A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE943497C (en) * 1944-11-05 1956-05-24 Zindler Lumoprint Kg Optical scribing device with rotating mirror
DE1012820B (en) * 1953-03-09 1957-07-25 Frieseke & Hoepfner Gmbh Lighting arrangement, especially for cinema equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE943497C (en) * 1944-11-05 1956-05-24 Zindler Lumoprint Kg Optical scribing device with rotating mirror
DE1012820B (en) * 1953-03-09 1957-07-25 Frieseke & Hoepfner Gmbh Lighting arrangement, especially for cinema equipment

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