FR399134A - Lampe à arc à charbons convergents - Google Patents
Lampe à arc à charbons convergentsInfo
- Publication number
- FR399134A FR399134A FR399134DA FR399134A FR 399134 A FR399134 A FR 399134A FR 399134D A FR399134D A FR 399134DA FR 399134 A FR399134 A FR 399134A
- Authority
- FR
- France
- Prior art keywords
- converging
- arc lamp
- charcoal
- charcoal arc
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B31/00—Electric arc lamps
- H05B31/0003—Electric arc lamps the arc being outside, in the open
- H05B31/0009—Electric arc lamps the arc being outside, in the open with parallel or oblique disposition of the electrodes; Special form of the electrodes
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR399134T | 1909-02-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR399134A true FR399134A (fr) | 1909-06-22 |
Family
ID=1444110
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR399134D Expired FR399134A (fr) | 1909-02-04 | 1909-02-04 | Lampe à arc à charbons convergents |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR399134A (fr) |
-
1909
- 1909-02-04 FR FR399134D patent/FR399134A/fr not_active Expired
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