FR44354E - Improvements to nominal tracking devices used in t.s.f. - Google Patents

Improvements to nominal tracking devices used in t.s.f.

Info

Publication number
FR44354E
FR44354E FR44354DA FR44354E FR 44354 E FR44354 E FR 44354E FR 44354D A FR44354D A FR 44354DA FR 44354 E FR44354 E FR 44354E
Authority
FR
France
Prior art keywords
devices used
tracking devices
nominal tracking
nominal
tracking
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)
Inventor
Joseph-Louis Routin
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 filed Critical
Application granted granted Critical
Publication of FR44354E publication Critical patent/FR44354E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
    • H03J1/02—Indicating arrangements
    • H03J1/04—Indicating arrangements with optical indicating means
    • H03J1/044—Illumination of the tuning dial; On and off switching of the illumination; Circuits related with illumination
FR44354D 1933-09-16 1933-09-16 Improvements to nominal tracking devices used in t.s.f. Expired FR44354E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR44354T 1933-09-16

Publications (1)

Publication Number Publication Date
FR44354E true FR44354E (en) 1934-12-29

Family

ID=8680197

Family Applications (1)

Application Number Title Priority Date Filing Date
FR44354D Expired FR44354E (en) 1933-09-16 1933-09-16 Improvements to nominal tracking devices used in t.s.f.

Country Status (2)

Country Link
BE (1) BE405074A (en)
FR (1) FR44354E (en)

Also Published As

Publication number Publication date
BE405074A (en)

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