FR812478A - Improvements to electric shock devices - Google Patents

Improvements to electric shock devices

Info

Publication number
FR812478A
FR812478A FR812478DA FR812478A FR 812478 A FR812478 A FR 812478A FR 812478D A FR812478D A FR 812478DA FR 812478 A FR812478 A FR 812478A
Authority
FR
France
Prior art keywords
electric shock
shock devices
devices
electric
shock
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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 RCA Corp, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR812478A publication Critical patent/FR812478A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/04—Electron multipliers
    • H01J43/06—Electrode arrangements
    • H01J43/18—Electrode arrangements using essentially more than one dynode
    • H01J43/20—Dynodes consisting of sheet material, e.g. plane, bent
FR812478D 1935-10-30 1936-10-23 Improvements to electric shock devices Expired FR812478A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US48982A US2078304A (en) 1935-10-30 1935-10-30 Electric discharge device

Publications (1)

Publication Number Publication Date
FR812478A true FR812478A (en) 1937-05-11

Family

ID=21957468

Family Applications (1)

Application Number Title Priority Date Filing Date
FR812478D Expired FR812478A (en) 1935-10-30 1936-10-23 Improvements to electric shock devices

Country Status (4)

Country Link
US (1) US2078304A (en)
DE (1) DE732007C (en)
FR (1) FR812478A (en)
GB (1) GB484099A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE762710C (en) * 1939-03-18 1954-01-11 Telefunken Gmbh Electron multiplier with impact electrodes designed as fine-meshed networks and activated by vapor deposition of an activating substance
DE760221C (en) * 1939-10-20 1954-02-15 Siemens & Halske A G Arrangement for activating the electrodes of secondary electron multipliers
US2457787A (en) * 1944-06-02 1948-12-28 Farnsworth Res Corp Potential divider
DE973616C (en) * 1948-10-02 1960-04-14 Siemens Ag Corpuscular beam apparatus, in particular an electron microscope

Also Published As

Publication number Publication date
US2078304A (en) 1937-04-27
DE732007C (en) 1943-02-19
GB484099A (en) 1938-05-02

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