FR499275A - Electron discharge device - Google Patents

Electron discharge device

Info

Publication number
FR499275A
FR499275A FR499275DA FR499275A FR 499275 A FR499275 A FR 499275A FR 499275D A FR499275D A FR 499275DA FR 499275 A FR499275 A FR 499275A
Authority
FR
France
Prior art keywords
discharge device
electron discharge
electron
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 FR499275A publication Critical patent/FR499275A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/02—Tubes with a single discharge path
    • H01J21/18—Tubes with a single discharge path having magnetic control means; having both magnetic and electrostatic control means
FR499275D 1916-11-13 1917-11-12 Electron discharge device Expired FR499275A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US499275XA 1916-11-13 1916-11-13

Publications (1)

Publication Number Publication Date
FR499275A true FR499275A (en) 1920-02-06

Family

ID=1534345

Family Applications (1)

Application Number Title Priority Date Filing Date
FR499275D Expired FR499275A (en) 1916-11-13 1917-11-12 Electron discharge device

Country Status (1)

Country Link
FR (1) FR499275A (en)

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