FR791858A - Improvements to electronic discharge devices - Google Patents

Improvements to electronic discharge devices

Info

Publication number
FR791858A
FR791858A FR791858DA FR791858A FR 791858 A FR791858 A FR 791858A FR 791858D A FR791858D A FR 791858DA FR 791858 A FR791858 A FR 791858A
Authority
FR
France
Prior art keywords
discharge devices
electronic discharge
electronic
devices
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 FR791858A publication Critical patent/FR791858A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/50—Thermionic-cathode tubes
    • H01J17/52—Thermionic-cathode tubes with one cathode and one anode
    • H01J17/54—Thermionic-cathode tubes with one cathode and one anode having one or more control electrodes
    • H01J17/56—Thermionic-cathode tubes with one cathode and one anode having one or more control electrodes for preventing and then permitting ignition, but thereafter having no control
FR791858D 1934-10-03 1935-05-06 Improvements to electronic discharge devices Expired FR791858A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US746630A US2061254A (en) 1934-10-03 1934-10-03 Electric discharge device

Publications (1)

Publication Number Publication Date
FR791858A true FR791858A (en) 1935-12-18

Family

ID=25001659

Family Applications (1)

Application Number Title Priority Date Filing Date
FR791858D Expired FR791858A (en) 1934-10-03 1935-05-06 Improvements to electronic discharge devices

Country Status (4)

Country Link
US (1) US2061254A (en)
FR (1) FR791858A (en)
GB (1) GB437167A (en)
NL (1) NL42527C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2534688A (en) * 1943-03-11 1950-12-19 Products & Licensing Corp Multiunit electron discharge tube
US2821632A (en) * 1944-09-25 1958-01-28 Byron T Wright Apparatus for producing ions of vaporizable materials
US2459861A (en) * 1946-03-21 1949-01-25 Raytheon Mfg Co Electrode structure for electrical space discharge tubes
US3009077A (en) * 1951-03-12 1961-11-14 Carlyle W Jacob Gas discharge tube sensitive to a.c. signals
US3009076A (en) * 1951-03-12 1961-11-14 Carlyle W Jacob Self-biased gas discharge tube

Also Published As

Publication number Publication date
NL42527C (en)
US2061254A (en) 1936-11-17
GB437167A (en) 1935-10-24

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