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FR620202A - Graduated dial with luminous markers, used in radio telegraphy and radio telephony - Google Patents

Graduated dial with luminous markers, used in radio telegraphy and radio telephony

Info

Publication number
FR620202A
FR620202A FR620202DA FR620202A FR 620202 A FR620202 A FR 620202A FR 620202D A FR620202D A FR 620202DA FR 620202 A FR620202 A FR 620202A
Authority
FR
France
Prior art keywords
radio
telegraphy
graduated dial
telephony
luminous markers
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
Carl Nehrke
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 FR620202A publication Critical patent/FR620202A/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
    • H03J1/06—Driving or adjusting arrangements; combined with other driving or adjusting arrangements, e.g. of gain control
    • H03J1/14—Special arrangements for fine and coarse tuning
FR620202D 1926-06-28 1926-08-11 Graduated dial with luminous markers, used in radio telegraphy and radio telephony Expired FR620202A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE620202X 1926-06-28

Publications (1)

Publication Number Publication Date
FR620202A true FR620202A (en) 1927-04-19

Family

ID=6577432

Family Applications (1)

Application Number Title Priority Date Filing Date
FR620202D Expired FR620202A (en) 1926-06-28 1926-08-11 Graduated dial with luminous markers, used in radio telegraphy and radio telephony

Country Status (1)

Country Link
FR (1) FR620202A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5643634A (en) * 1994-08-30 1997-07-01 Saint-Gobain Emballage Process for the treatment of glass to improve its adhesion to a polymer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5643634A (en) * 1994-08-30 1997-07-01 Saint-Gobain Emballage Process for the treatment of glass to improve its adhesion to a polymer

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