FR724923A - Electric lighting equipment - Google Patents

Electric lighting equipment

Info

Publication number
FR724923A
FR724923A FR724923DA FR724923A FR 724923 A FR724923 A FR 724923A FR 724923D A FR724923D A FR 724923DA FR 724923 A FR724923 A FR 724923A
Authority
FR
France
Prior art keywords
lighting equipment
electric lighting
electric
equipment
lighting
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
Other languages
French (fr)
Inventor
Leo Wyrsch
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 filed Critical
Application granted granted Critical
Publication of FR724923A publication Critical patent/FR724923A/en
Expired legal-status Critical Current

Links

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
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/02—Fastening of light sources or lamp holders with provision for adjustment, e.g. for focusing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR724923D 1931-10-21 1931-10-21 Electric lighting equipment Expired FR724923A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR724923T 1931-10-21

Publications (1)

Publication Number Publication Date
FR724923A true FR724923A (en) 1932-05-04

Family

ID=9109790

Family Applications (1)

Application Number Title Priority Date Filing Date
FR724923D Expired FR724923A (en) 1931-10-21 1931-10-21 Electric lighting equipment

Country Status (1)

Country Link
FR (1) FR724923A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2556141A1 (en) * 1983-12-06 1985-06-07 Malbe Michel Electrical-socket extension piece

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2556141A1 (en) * 1983-12-06 1985-06-07 Malbe Michel Electrical-socket extension piece

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