FR33629E - Lampe de mine - Google Patents
Lampe de mineInfo
- Publication number
- FR33629E FR33629E FR33629DA FR33629E FR 33629 E FR33629 E FR 33629E FR 33629D A FR33629D A FR 33629DA FR 33629 E FR33629 E FR 33629E
- Authority
- FR
- France
- Prior art keywords
- mine lamp
- mine
- 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
- F21L23/00—Non-electric hand-lamps for miners
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR33629T | 1927-06-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR33629E true FR33629E (fr) | 1928-11-29 |
Family
ID=8671259
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR33629D Expired FR33629E (fr) | 1927-06-01 | 1927-06-01 | Lampe de mine |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR33629E (fr) |
-
1927
- 1927-06-01 FR FR33629D patent/FR33629E/fr not_active Expired
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