FR490646A - Self-generating electric portable lamp - Google Patents
Self-generating electric portable lampInfo
- Publication number
- FR490646A FR490646A FR490646DA FR490646A FR 490646 A FR490646 A FR 490646A FR 490646D A FR490646D A FR 490646DA FR 490646 A FR490646 A FR 490646A
- Authority
- FR
- France
- Prior art keywords
- self
- generating electric
- portable lamp
- electric portable
- lamp
- 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
- F21L—LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION
- F21L13/00—Electric lighting devices with built-in electric generators
- F21L13/06—Electric lighting devices with built-in electric generators with mechanical drive, e.g. spring
- F21L13/08—Electric lighting devices with built-in electric generators with mechanical drive, e.g. spring by reciprocating pusher actuated by hand
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR490646T | 1918-04-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR490646A true FR490646A (en) | 1919-05-01 |
Family
ID=1526747
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR490646D Expired FR490646A (en) | 1918-04-12 | 1918-04-12 | Self-generating electric portable lamp |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR490646A (en) |
-
1918
- 1918-04-12 FR FR490646D patent/FR490646A/en not_active Expired
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