FR901621A - Low pressure mercury discharge lamp - Google Patents
Low pressure mercury discharge lampInfo
- Publication number
- FR901621A FR901621A FR901621DA FR901621A FR 901621 A FR901621 A FR 901621A FR 901621D A FR901621D A FR 901621DA FR 901621 A FR901621 A FR 901621A
- Authority
- FR
- France
- Prior art keywords
- low pressure
- discharge lamp
- pressure mercury
- mercury discharge
- 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
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
- H01J61/72—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of easily vaporisable metal vapour, e.g. mercury
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE901621X | 1943-02-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR901621A true FR901621A (en) | 1945-08-01 |
Family
ID=6859794
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR901621D Expired FR901621A (en) | 1943-02-04 | 1944-01-29 | Low pressure mercury discharge lamp |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR901621A (en) |
-
1944
- 1944-01-29 FR FR901621D patent/FR901621A/en not_active Expired
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