FR728135A - Appareils d'éclairage pour éclairage indirect - Google Patents
Appareils d'éclairage pour éclairage indirectInfo
- Publication number
- FR728135A FR728135A FR728135DA FR728135A FR 728135 A FR728135 A FR 728135A FR 728135D A FR728135D A FR 728135DA FR 728135 A FR728135 A FR 728135A
- Authority
- FR
- France
- Prior art keywords
- lighting fixtures
- indirect lighting
- indirect
- fixtures
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S13/00—Non-electric lighting devices or systems employing a point-like light source; Non-electric lighting devices or systems employing a light source of unspecified shape
-
- 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
- F21V5/00—Refractors for light sources
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US502720A US1913377A (en) | 1930-12-11 | 1930-12-11 | Indirect lighting luminair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR728135A true FR728135A (fr) | 1932-06-29 |
Family
ID=23999097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR728135D Expired FR728135A (fr) | 1930-12-11 | 1931-12-11 | Appareils d'éclairage pour éclairage indirect |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US1913377A (fr) |
| FR (1) | FR728135A (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7946734B2 (en) * | 2007-02-28 | 2011-05-24 | Philips Electronics Ltd | Low up-light cutoff acorn style luminaire |
| US10222049B2 (en) | 2010-03-11 | 2019-03-05 | Jlc-Tech Ip, Llc | Angled lighting integrated into a ceiling T-bar |
| US8177385B2 (en) | 2010-03-11 | 2012-05-15 | Silvio Porciatti | T-bar for suspended ceiling with heat dissipation system for LED lighting |
| USD745205S1 (en) * | 2013-04-15 | 2015-12-08 | Artemide S.P.A. | Wall lamp |
| USD903178S1 (en) | 2018-05-08 | 2020-11-24 | Jlc-Tech Ip, Llc | Indirect LED light for suspended ceiling |
| US10145536B1 (en) | 2018-05-24 | 2018-12-04 | Jlc-Tech Ip, Llc | Indirect LED lighting system for a suspended ceiling |
-
1930
- 1930-12-11 US US502720A patent/US1913377A/en not_active Expired - Lifetime
-
1931
- 1931-12-11 FR FR728135D patent/FR728135A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US1913377A (en) | 1933-06-13 |
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