FR697050A - Improvements to electrionic discharge devices - Google Patents

Improvements to electrionic discharge devices

Info

Publication number
FR697050A
FR697050A FR697050DA FR697050A FR 697050 A FR697050 A FR 697050A FR 697050D A FR697050D A FR 697050DA FR 697050 A FR697050 A FR 697050A
Authority
FR
France
Prior art keywords
electrionic
discharge devices
discharge
devices
electrionic 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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR697050A publication Critical patent/FR697050A/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
FR697050D 1929-06-05 1930-06-02 Improvements to electrionic discharge devices Expired FR697050A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US697050XA 1929-06-05 1929-06-05

Publications (1)

Publication Number Publication Date
FR697050A true FR697050A (en) 1931-01-10

Family

ID=22090687

Family Applications (1)

Application Number Title Priority Date Filing Date
FR697050D Expired FR697050A (en) 1929-06-05 1930-06-02 Improvements to electrionic discharge devices

Country Status (1)

Country Link
FR (1) FR697050A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE751159C (en) * 1933-08-02 1953-02-02 Emi Ltd Discharge tubes with at least the following electrodes: a cathode, a control grid, an anode and a screen grid between anode and control grid, between whose screen grid and anode a brake chamber charge is to be formed

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE751159C (en) * 1933-08-02 1953-02-02 Emi Ltd Discharge tubes with at least the following electrodes: a cathode, a control grid, an anode and a screen grid between anode and control grid, between whose screen grid and anode a brake chamber charge is to be formed

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