FR794759A - Perfectionnements aux cathodes à chauffage indirect - Google Patents

Perfectionnements aux cathodes à chauffage indirect

Info

Publication number
FR794759A
FR794759A FR794759DA FR794759A FR 794759 A FR794759 A FR 794759A FR 794759D A FR794759D A FR 794759DA FR 794759 A FR794759 A FR 794759A
Authority
FR
France
Prior art keywords
indirectly heated
heated cathodes
cathodes
indirectly
heated
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)
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.)
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 FR794759A publication Critical patent/FR794759A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
FR794759D 1934-09-20 1935-09-13 Perfectionnements aux cathodes à chauffage indirect Expired FR794759A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2705734A GB435957A (en) 1934-09-20 1934-09-20 Improvements in thermionic cathodes

Publications (1)

Publication Number Publication Date
FR794759A true FR794759A (fr) 1936-02-25

Family

ID=10253456

Family Applications (1)

Application Number Title Priority Date Filing Date
FR794759D Expired FR794759A (fr) 1934-09-20 1935-09-13 Perfectionnements aux cathodes à chauffage indirect

Country Status (3)

Country Link
BE (1) BE411318A (enrdf_load_stackoverflow)
FR (1) FR794759A (enrdf_load_stackoverflow)
GB (1) GB435957A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
GB435957A (en) 1935-10-02
BE411318A (enrdf_load_stackoverflow)

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