FR375931A - Improvements to cinematographs - Google Patents

Improvements to cinematographs

Info

Publication number: FR375931A
Authority: FR; France
Prior art keywords: cinematographs
Prior art date: 1907-03-20
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

Inventor

Claude-Antoine Lumiere

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.)

CLAUDE-ANTOINE LUMIERE

Original Assignee

CLAUDE-ANTOINE LUMIERE

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.)

1907-03-20

Filing date

1907-03-20

Publication date

1907-07-26

1907-03-20 Application filed by CLAUDE-ANTOINE LUMIERE filed Critical CLAUDE-ANTOINE LUMIERE

1907-07-26 Application granted granted Critical

1907-07-26 Publication of FR375931A publication Critical patent/FR375931A/en

Status Expired legal-status Critical Current

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
- G03B21/40—Eliminating or reducing effect of flicker

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)

FR375931D 1907-03-20 1907-03-20 Improvements to cinematographs Expired FR375931A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR375931T		1907-03-20

Publications (1)

Publication Number	Publication Date
FR375931A true FR375931A (en)	1907-07-26

Family

ID=1422457

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR375931D Expired FR375931A (en)	1907-03-20	1907-03-20	Improvements to cinematographs

Country Status (1)

Country	Link
FR (1)	FR375931A (en)

1907
- 1907-03-20 FR FR375931D patent/FR375931A/en not_active Expired

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