FR718823A - Improvements to discharge devices in an ionized medium - Google Patents

Improvements to discharge devices in an ionized medium

Info

Publication number
FR718823A
FR718823A FR718823DA FR718823A FR 718823 A FR718823 A FR 718823A FR 718823D A FR718823D A FR 718823DA FR 718823 A FR718823 A FR 718823A
Authority
FR
France
Prior art keywords
discharge devices
ionized medium
ionized
medium
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 FR718823A publication Critical patent/FR718823A/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
    • H01J17/50—Thermionic-cathode tubes
    • H01J17/58—Thermionic-cathode tubes with more than one cathode or anode
FR718823D 1930-06-26 1931-06-18 Improvements to discharge devices in an ionized medium Expired FR718823A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US381581XA 1930-06-26 1930-06-26

Publications (1)

Publication Number Publication Date
FR718823A true FR718823A (en) 1932-01-29

Family

ID=21898374

Family Applications (1)

Application Number Title Priority Date Filing Date
FR718823D Expired FR718823A (en) 1930-06-26 1931-06-18 Improvements to discharge devices in an ionized medium

Country Status (4)

Country Link
BE (1) BE380871A (en)
FR (1) FR718823A (en)
GB (1) GB381581A (en)
NL (1) NL36486C (en)

Also Published As

Publication number Publication date
GB381581A (en) 1932-09-26
NL36486C (en)
BE380871A (en)

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