FR1183545A - Electric discharge devices - Google Patents

Electric discharge devices

Info

Publication number: FR1183545A
Authority: FR; France
Prior art keywords: electric discharge; discharge devices; devices; electric; discharge
Prior art date: 1956-09-28
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

Application number

Other languages

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

General Electric Co PLC

Original Assignee

General Electric Co PLC

Priority date (The priority date 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 date listed.)

1956-09-28

Filing date

1957-09-28

Publication date

1959-07-08

1956-09-28 Priority claimed from GB2976456A external-priority patent/GB813609A/en

1957-09-28 Application filed by General Electric Co PLC filed Critical General Electric Co PLC

1959-07-08 Application granted granted Critical

1959-07-08 Publication of FR1183545A publication Critical patent/FR1183545A/en

Status Expired legal-status Critical Current

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
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes

Landscapes

Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)

FR1183545D 1956-09-28 1957-09-28 Electric discharge devices Expired FR1183545A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB2976456A GB813609A (en)		1956-09-28	Improvements in or relating to thermionic valves

Publications (1)

Publication Number	Publication Date
FR1183545A true FR1183545A (en)	1959-07-08

Family

ID=10296807

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR1183545D Expired FR1183545A (en)	1956-09-28	1957-09-28	Electric discharge devices

Country Status (1)

Country	Link
FR (1)	FR1183545A (en)

1957
- 1957-09-28 FR FR1183545D patent/FR1183545A/en not_active Expired

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