FR793564A - Lampe électrique - Google Patents
Lampe électriqueInfo
- Publication number
- FR793564A FR793564A FR793564DA FR793564A FR 793564 A FR793564 A FR 793564A FR 793564D A FR793564D A FR 793564DA FR 793564 A FR793564 A FR 793564A
- Authority
- FR
- France
- Prior art keywords
- electric lamp
- lamp
- electric
- 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
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/30—Vessels; Containers
- H01J61/34—Double-wall vessels or containers
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US742126A US2135715A (en) | 1934-08-30 | 1934-08-30 | Electric lamp |
Publications (1)
Publication Number | Publication Date |
---|---|
FR793564A true FR793564A (fr) | 1936-01-27 |
Family
ID=24983584
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR793564D Expired FR793564A (fr) | 1934-08-30 | 1935-08-08 | Lampe électrique |
Country Status (3)
Country | Link |
---|---|
US (1) | US2135715A (fr) |
FR (1) | FR793564A (fr) |
GB (2) | GB462356A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2863094A (en) * | 1955-12-28 | 1958-12-02 | Sylvania Electric Prod | Electric gaseous discharge device construction |
-
1934
- 1934-08-30 US US742126A patent/US2135715A/en not_active Expired - Lifetime
-
1935
- 1935-08-08 FR FR793564D patent/FR793564A/fr not_active Expired
- 1935-08-30 GB GB24309/35A patent/GB462356A/en not_active Expired
- 1935-09-14 GB GB25559/35A patent/GB462470A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB462470A (en) | 1937-03-10 |
US2135715A (en) | 1938-11-08 |
GB462356A (en) | 1937-03-01 |
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