FR881753A - Appareil cinématographique - Google Patents

Appareil cinématographique

Info

Publication number: FR881753A
Authority: FR; France
Prior art keywords: cinematographic apparatus; cinematographic
Prior art date: 1941-05-05
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

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.)

Robert Bosch GmbH

Original Assignee

Robert Bosch GmbH

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.)

1941-05-05

Filing date

1942-05-04

Publication date

1943-05-07

1942-05-04 Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH

1943-05-07 Application granted granted Critical

1943-05-07 Publication of FR881753A publication Critical patent/FR881753A/fr

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
- G03B21/16—Cooling; Preventing overheating

Landscapes

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

FR881753D 1941-05-05 1942-05-04 Appareil cinématographique Expired FR881753A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE881753X		1941-05-05

Publications (1)

Publication Number	Publication Date
FR881753A true FR881753A (fr)	1943-05-07

Family

ID=1556174

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR881753D Expired FR881753A (fr)	1941-05-05	1942-05-04	Appareil cinématographique

Country Status (1)

Country	Link
FR (1)	FR881753A (fr)

1942
- 1942-05-04 FR FR881753D patent/FR881753A/fr not_active Expired

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