FR560726A - Improvements to indirect lighting - Google Patents

Improvements to indirect lighting

Info

Publication number
FR560726A
FR560726A FR560726DA FR560726A FR 560726 A FR560726 A FR 560726A FR 560726D A FR560726D A FR 560726DA FR 560726 A FR560726 A FR 560726A
Authority
FR
France
Prior art keywords
indirect lighting
indirect
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
Percy Ross
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 FR560726A publication Critical patent/FR560726A/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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/02—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR560726D 1922-03-14 1923-01-05 Improvements to indirect lighting Expired FR560726A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB560726X 1922-03-14

Publications (1)

Publication Number Publication Date
FR560726A true FR560726A (en) 1923-10-09

Family

ID=10475645

Family Applications (1)

Application Number Title Priority Date Filing Date
FR560726D Expired FR560726A (en) 1922-03-14 1923-01-05 Improvements to indirect lighting

Country Status (1)

Country Link
FR (1) FR560726A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1013338A3 (en) * 2000-03-03 2001-12-04 Toplicht Nv Reflector for lighting equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1013338A3 (en) * 2000-03-03 2001-12-04 Toplicht Nv Reflector for lighting equipment

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