CH552263A - DEVICE FOR AUTOMATICALLY DISPLAYING THE REMAINING SERVICE LIFE OF A CARTRIDGE IN A RECORD PLAYER. - Google Patents

DEVICE FOR AUTOMATICALLY DISPLAYING THE REMAINING SERVICE LIFE OF A CARTRIDGE IN A RECORD PLAYER.

Info

Publication number
CH552263A
CH552263A CH607373A CH607373A CH552263A CH 552263 A CH552263 A CH 552263A CH 607373 A CH607373 A CH 607373A CH 607373 A CH607373 A CH 607373A CH 552263 A CH552263 A CH 552263A
Authority
CH
Switzerland
Prior art keywords
cartridge
service life
record player
remaining service
automatically displaying
Prior art date
Application number
CH607373A
Other languages
German (de)
Original Assignee
Plessey Handel Investment Ag
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 Plessey Handel Investment Ag filed Critical Plessey Handel Investment Ag
Publication of CH552263A publication Critical patent/CH552263A/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
CH607373A 1972-05-01 1973-04-27 DEVICE FOR AUTOMATICALLY DISPLAYING THE REMAINING SERVICE LIFE OF A CARTRIDGE IN A RECORD PLAYER. CH552263A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2019072A GB1389733A (en) 1972-05-01 1972-05-01 Gramophone record players

Publications (1)

Publication Number Publication Date
CH552263A true CH552263A (en) 1974-07-31

Family

ID=10141906

Family Applications (1)

Application Number Title Priority Date Filing Date
CH607373A CH552263A (en) 1972-05-01 1973-04-27 DEVICE FOR AUTOMATICALLY DISPLAYING THE REMAINING SERVICE LIFE OF A CARTRIDGE IN A RECORD PLAYER.

Country Status (8)

Country Link
JP (1) JPS5220251B2 (en)
BR (1) BR7303141D0 (en)
CA (1) CA981119A (en)
CH (1) CH552263A (en)
DE (1) DE2321766A1 (en)
FR (1) FR2183026B1 (en)
GB (1) GB1389733A (en)
IT (1) IT984177B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2597068A (en) * 2020-07-12 2022-01-19 Amalius Jonathan Freiwirth Rudolph Audio monitor

Also Published As

Publication number Publication date
DE2321766A1 (en) 1973-11-15
JPS4949602A (en) 1974-05-14
FR2183026A1 (en) 1973-12-14
GB1389733A (en) 1975-04-09
JPS5220251B2 (en) 1977-06-02
CA981119A (en) 1976-01-06
IT984177B (en) 1974-11-20
FR2183026B1 (en) 1979-02-23
BR7303141D0 (en) 1974-07-25

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Legal Events

Date Code Title Description
PL Patent ceased