FR929372A - Lampe thermionique - Google Patents

Lampe thermionique

Info

Publication number
FR929372A
FR929372A FR929372DA FR929372A FR 929372 A FR929372 A FR 929372A FR 929372D A FR929372D A FR 929372DA FR 929372 A FR929372 A FR 929372A
Authority
FR
France
Prior art keywords
thermionic
lamp
thermionic lamp
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
English (en)
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.)
MO Valve Co Ltd
Original Assignee
MO Valve Co Ltd
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 MO Valve Co Ltd filed Critical MO Valve Co Ltd
Application granted granted Critical
Publication of FR929372A publication Critical patent/FR929372A/fr
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
    • H01J21/06—Tubes with a single discharge path having electrostatic control means only
    • H01J21/08—Tubes with a single discharge path having electrostatic control means only with movable electrode or electrodes
FR929372D 1943-10-20 1946-06-12 Lampe thermionique Expired FR929372A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB929372X 1943-10-20

Publications (1)

Publication Number Publication Date
FR929372A true FR929372A (fr) 1947-12-24

Family

ID=10728178

Family Applications (1)

Application Number Title Priority Date Filing Date
FR929372D Expired FR929372A (fr) 1943-10-20 1946-06-12 Lampe thermionique

Country Status (1)

Country Link
FR (1) FR929372A (fr)

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