FR850278A - - Google Patents
Info
- Publication number
- FR850278A FR850278A FR850278DA FR850278A FR 850278 A FR850278 A FR 850278A FR 850278D A FR850278D A FR 850278DA FR 850278 A FR850278 A FR 850278A
- Authority
- FR
- France
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR850278A true FR850278A (es) | 1939-12-12 |
Family
ID=1554709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR850278D Expired FR850278A (es) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR850278A (es) |
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0
- FR FR850278D patent/FR850278A/fr not_active Expired