FR688730A - Lampe portative à lumière diffuse - Google Patents
Lampe portative à lumière diffuseInfo
- Publication number
- FR688730A FR688730A FR688730DA FR688730A FR 688730 A FR688730 A FR 688730A FR 688730D A FR688730D A FR 688730DA FR 688730 A FR688730 A FR 688730A
- Authority
- FR
- France
- Prior art keywords
- portable
- diffused light
- light lamp
- lamp
- diffused
- 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
- F21S6/00—Lighting devices intended to be free-standing
- F21S6/005—Lighting devices intended to be free-standing with a lamp housing maintained at a distance from the floor or ground via a support, e.g. standing lamp for ambient lighting
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Securing Globes, Refractors, Reflectors Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US336619A US1802493A (en) | 1929-01-31 | 1929-01-31 | Shadowless portable lamp with shade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR688730A true FR688730A (fr) | 1930-08-28 |
Family
ID=23316911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR688730D Expired FR688730A (fr) | 1929-01-31 | 1930-01-02 | Lampe portative à lumière diffuse |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US1802493A (fr) |
| FR (1) | FR688730A (fr) |
-
1929
- 1929-01-31 US US336619A patent/US1802493A/en not_active Expired - Lifetime
-
1930
- 1930-01-02 FR FR688730D patent/FR688730A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US1802493A (en) | 1931-04-28 |
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