FR715430A - Perfectionnements aux tubes électroniques - Google Patents

Perfectionnements aux tubes électroniques

Info

Publication number
FR715430A
FR715430A FR715430DA FR715430A FR 715430 A FR715430 A FR 715430A FR 715430D A FR715430D A FR 715430DA FR 715430 A FR715430 A FR 715430A
Authority
FR
France
Prior art keywords
electronic tubes
tubes
electronic
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.)
ASS ELECTROTECHNIQUE PANUNIONI
Original Assignee
ASS ELECTROTECHNIQUE PANUNIONI
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 ASS ELECTROTECHNIQUE PANUNIONI filed Critical ASS ELECTROTECHNIQUE PANUNIONI
Application granted granted Critical
Publication of FR715430A publication Critical patent/FR715430A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/68—Specified gas introduced into the tube at low pressure, e.g. for reducing or influencing space charge
FR715430D 1930-08-23 1930-08-23 Perfectionnements aux tubes électroniques Expired FR715430A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR715430T 1930-08-23

Publications (1)

Publication Number Publication Date
FR715430A true FR715430A (fr) 1931-12-03

Family

ID=9088949

Family Applications (1)

Application Number Title Priority Date Filing Date
FR715430D Expired FR715430A (fr) 1930-08-23 1930-08-23 Perfectionnements aux tubes électroniques

Country Status (1)

Country Link
FR (1) FR715430A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2781474A (en) * 1951-07-16 1957-02-12 Radiation Res Corp Beam deflection electrometer amplifier tubes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2781474A (en) * 1951-07-16 1957-02-12 Radiation Res Corp Beam deflection electrometer amplifier tubes

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