FR850168A - Perfectionnements aux valves thermioniques - Google Patents

Perfectionnements aux valves thermioniques

Info

Publication number
FR850168A
FR850168A FR850168DA FR850168A FR 850168 A FR850168 A FR 850168A FR 850168D A FR850168D A FR 850168DA FR 850168 A FR850168 A FR 850168A
Authority
FR
France
Prior art keywords
thermionic valves
thermionic
valves
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 FR850168A publication Critical patent/FR850168A/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
FR850168D 1938-02-16 1939-02-10 Perfectionnements aux valves thermioniques Expired FR850168A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB850168X 1938-02-16

Publications (1)

Publication Number Publication Date
FR850168A true FR850168A (fr) 1939-12-09

Family

ID=10573293

Family Applications (1)

Application Number Title Priority Date Filing Date
FR850168D Expired FR850168A (fr) 1938-02-16 1939-02-10 Perfectionnements aux valves thermioniques

Country Status (1)

Country Link
FR (1) FR850168A (fr)

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