FR944088A - Improvements in the manufacture of vacuum lamp bases - Google Patents
Improvements in the manufacture of vacuum lamp basesInfo
- Publication number
- FR944088A FR944088A FR944088DA FR944088A FR 944088 A FR944088 A FR 944088A FR 944088D A FR944088D A FR 944088DA FR 944088 A FR944088 A FR 944088A
- Authority
- FR
- France
- Prior art keywords
- manufacture
- lamp bases
- vacuum lamp
- vacuum
- bases
- 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
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
- H01J9/32—Sealing leading-in conductors
- H01J9/323—Sealing leading-in conductors into a discharge lamp or a gas-filled discharge device
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Fuses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US559800XA | 1942-01-21 | 1942-01-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR944088A true FR944088A (en) | 1949-03-25 |
Family
ID=22001358
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR944088D Expired FR944088A (en) | 1942-01-21 | 1946-11-18 | Improvements in the manufacture of vacuum lamp bases |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR944088A (en) |
GB (1) | GB559800A (en) |
-
1943
- 1943-01-19 GB GB947/43A patent/GB559800A/en not_active Expired
-
1946
- 1946-11-18 FR FR944088D patent/FR944088A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB559800A (en) | 1944-03-06 |
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