FR755206A - Dispositif d'éclairage - Google Patents

Dispositif d'éclairage

Info

Publication number: FR755206A
Authority: FR; France
Prior art keywords: lighting device; lighting
Prior art date: 1933-05-05
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.)

MACHAL PROJECTEURS

Original Assignee

MACHAL PROJECTEURS

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.)

1933-05-05

Filing date

1933-05-05

Publication date

1933-11-21

1933-05-05 Application filed by MACHAL PROJECTEURS filed Critical MACHAL PROJECTEURS

1933-11-21 Application granted granted Critical

1933-11-21 Publication of FR755206A publication Critical patent/FR755206A/fr

Status Expired legal-status Critical Current

Classifications

- 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
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)

FR755206D 1933-05-05 1933-05-05 Dispositif d'éclairage Expired FR755206A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR755206T		1933-05-05

Publications (1)

Publication Number	Publication Date
FR755206A true FR755206A (fr)	1933-11-21

Family

ID=9164890

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR755206D Expired FR755206A (fr)	1933-05-05	1933-05-05	Dispositif d'éclairage

Country Status (1)

Country	Link
FR (1)	FR755206A (fr)

1933
- 1933-05-05 FR FR755206D patent/FR755206A/fr not_active Expired

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