FR752995A - Perfectionnements aux amplificateurs thermoioniques - Google Patents

Perfectionnements aux amplificateurs thermoioniques

Info

Publication number
FR752995A
FR752995A FR752995DA FR752995A FR 752995 A FR752995 A FR 752995A FR 752995D A FR752995D A FR 752995DA FR 752995 A FR752995 A FR 752995A
Authority
FR
France
Prior art keywords
thermionic amplifiers
thermionic
amplifiers
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)
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi 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 Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Application granted granted Critical
Publication of FR752995A publication Critical patent/FR752995A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/02—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with tubes only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
FR752995D 1932-04-07 1933-03-22 Perfectionnements aux amplificateurs thermoioniques Expired FR752995A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2137413X 1932-04-07

Publications (1)

Publication Number Publication Date
FR752995A true FR752995A (fr) 1933-10-04

Family

ID=10899483

Family Applications (1)

Application Number Title Priority Date Filing Date
FR752995D Expired FR752995A (fr) 1932-04-07 1933-03-22 Perfectionnements aux amplificateurs thermoioniques

Country Status (2)

Country Link
US (1) US2137413A (fr)
FR (1) FR752995A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3090381A1 (fr) 2018-12-24 2020-06-26 L'oreal Composition cosmétique à base de ginseng

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2547324A (en) * 1945-11-26 1951-04-03 Wilmina L Hurley Apparatus for determining the voltage of a battery

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3090381A1 (fr) 2018-12-24 2020-06-26 L'oreal Composition cosmétique à base de ginseng

Also Published As

Publication number Publication date
US2137413A (en) 1938-11-22

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