FR45428E - Electron tube - Google Patents

Electron tube

Info

Publication number
FR45428E
FR45428E FR45428DA FR45428E FR 45428 E FR45428 E FR 45428E FR 45428D A FR45428D A FR 45428DA FR 45428 E FR45428 E FR 45428E
Authority
FR
France
Prior art keywords
electron tube
electron
tube
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.)
Loewe Opta GmbH
Original Assignee
Loewe Opta GmbH
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 Loewe Opta GmbH filed Critical Loewe Opta GmbH
Application granted granted Critical
Publication of FR45428E publication Critical patent/FR45428E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/04—Cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/02—Tubes with a single discharge path
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/02—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused
    • H01J31/04—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused with only one or two output electrodes with only two electrically independant groups or electrodes
FR45428D 1933-06-17 1934-08-11 Electron tube Expired FR45428E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE774703X 1933-06-17

Publications (1)

Publication Number Publication Date
FR45428E true FR45428E (en) 1935-09-04

Family

ID=6686128

Family Applications (3)

Application Number Title Priority Date Filing Date
FR774703D Expired FR774703A (en) 1933-06-17 1934-06-16 Electron tube
FR45427D Expired FR45427E (en) 1933-06-17 1934-08-09 Electron tube
FR45428D Expired FR45428E (en) 1933-06-17 1934-08-11 Electron tube

Family Applications Before (2)

Application Number Title Priority Date Filing Date
FR774703D Expired FR774703A (en) 1933-06-17 1934-06-16 Electron tube
FR45427D Expired FR45427E (en) 1933-06-17 1934-08-09 Electron tube

Country Status (1)

Country Link
FR (3) FR774703A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE756425C (en) * 1936-09-14 1952-04-17 Rca Corp Modulation arrangement
DE914119C (en) * 1936-11-07 1954-06-24 Siemens Ag Electron beam oscilloscope for the purposes of short-term measurement
DE740693C (en) * 1937-02-12 1943-10-27 Philips Patentverwaltung Electron tubes with at least four electrodes between the cathode and anode, in particular mixing tubes

Also Published As

Publication number Publication date
FR774703A (en) 1934-12-12
FR45427E (en) 1935-09-04

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