FR49019E - Luminous dial for t.s.f. and other dial devices - Google Patents

Luminous dial for t.s.f. and other dial devices

Info

Publication number
FR49019E
FR49019E FR49019DA FR49019E FR 49019 E FR49019 E FR 49019E FR 49019D A FR49019D A FR 49019DA FR 49019 E FR49019 E FR 49019E
Authority
FR
France
Prior art keywords
dial
luminous
devices
dial devices
luminous dial
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.)
HAEUSERMANN VEREINIGTE FABRIKE
Original Assignee
HAEUSERMANN VEREINIGTE FABRIKE
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 HAEUSERMANN VEREINIGTE FABRIKE filed Critical HAEUSERMANN VEREINIGTE FABRIKE
Application granted granted Critical
Publication of FR49019E publication Critical patent/FR49019E/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
FR49019D 1937-05-28 1937-05-28 Luminous dial for t.s.f. and other dial devices Expired FR49019E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR49019T 1937-05-28

Publications (1)

Publication Number Publication Date
FR49019E true FR49019E (en) 1938-10-14

Family

ID=8684253

Family Applications (2)

Application Number Title Priority Date Filing Date
FR815175D Expired FR815175A (en) 1937-05-28 1936-12-18 Luminous dial for t devices. s. f. and other dial devices
FR49019D Expired FR49019E (en) 1937-05-28 1937-05-28 Luminous dial for t.s.f. and other dial devices

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR815175D Expired FR815175A (en) 1937-05-28 1936-12-18 Luminous dial for t devices. s. f. and other dial devices

Country Status (3)

Country Link
BE (1) BE420486A (en)
FR (2) FR815175A (en)
GB (1) GB507556A (en)

Also Published As

Publication number Publication date
GB507556A (en) 1939-06-19
FR815175A (en) 1937-07-07
BE420486A (en)

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