FR950304A - Improvements to discharge tubes - Google Patents

Improvements to discharge tubes

Info

Publication number
FR950304A
FR950304A FR950304DA FR950304A FR 950304 A FR950304 A FR 950304A FR 950304D A FR950304D A FR 950304DA FR 950304 A FR950304 A FR 950304A
Authority
FR
France
Prior art keywords
discharge tubes
tubes
discharge
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
Application number
Other languages
French (fr)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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.)
Filing date
Publication date
Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR950304A publication Critical patent/FR950304A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/04—Electrodes; Screens
    • H01J17/06—Cathodes
FR950304D 1941-09-26 1946-10-22 Improvements to discharge tubes Expired FR950304A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US412377A US2283639A (en) 1941-09-26 1941-09-26 Electric discharge device

Publications (1)

Publication Number Publication Date
FR950304A true FR950304A (en) 1949-09-23

Family

ID=23632744

Family Applications (1)

Application Number Title Priority Date Filing Date
FR950304D Expired FR950304A (en) 1941-09-26 1946-10-22 Improvements to discharge tubes

Country Status (3)

Country Link
US (1) US2283639A (en)
BE (1) BE473956A (en)
FR (1) FR950304A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2450009A (en) * 1942-05-22 1948-09-28 Standard Telephones Cables Ltd Multiple stage thermionic valve
US2443324A (en) * 1942-11-07 1948-06-15 Charles Schiffman Electronic tube
US2953701A (en) * 1957-09-05 1960-09-20 High Voltage Engineering Corp Sealed-off diode with electron emitting anode
US3250893A (en) * 1963-10-01 1966-05-10 Union Carbide Corp Method for providing a source of heat

Also Published As

Publication number Publication date
BE473956A (en)
US2283639A (en) 1942-05-19

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