FR1073712A - Improvement in automatic phonographic record hearing devices - Google Patents

Improvement in automatic phonographic record hearing devices

Info

Publication number
FR1073712A
FR1073712A FR1073712DA FR1073712A FR 1073712 A FR1073712 A FR 1073712A FR 1073712D A FR1073712D A FR 1073712DA FR 1073712 A FR1073712 A FR 1073712A
Authority
FR
France
Prior art keywords
improvement
hearing devices
phonographic record
automatic
record hearing
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
Marcel Staar
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 FR1073712A publication Critical patent/FR1073712A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07F—COIN-FREED OR LIKE APPARATUS
    • G07F17/00—Coin-freed apparatus for hiring articles; Coin-freed facilities or services
    • G07F17/30—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for musical instruments
    • G07F17/305—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for musical instruments for record players

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1073712D 1952-03-24 1953-03-23 Improvement in automatic phonographic record hearing devices Expired FR1073712A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE1073712X 1952-03-24

Publications (1)

Publication Number Publication Date
FR1073712A true FR1073712A (en) 1954-09-28

Family

ID=3893084

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1073712D Expired FR1073712A (en) 1952-03-24 1953-03-23 Improvement in automatic phonographic record hearing devices

Country Status (1)

Country Link
FR (1) FR1073712A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1154286B (en) * 1959-11-24 1963-09-12 Orlando Azzarri Storage box for records
US3292930A (en) * 1962-10-26 1966-12-20 Foufounis Jean Automatic record-changing apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1154286B (en) * 1959-11-24 1963-09-12 Orlando Azzarri Storage box for records
US3292930A (en) * 1962-10-26 1966-12-20 Foufounis Jean Automatic record-changing apparatus

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