FR616664A - Perfectionnements aux gramophones - Google Patents

Perfectionnements aux gramophones

Info

Publication number
FR616664A
FR616664A FR616664DA FR616664A FR 616664 A FR616664 A FR 616664A FR 616664D A FR616664D A FR 616664DA FR 616664 A FR616664 A FR 616664A
Authority
FR
France
Prior art keywords
gramophone
refinements
gramophone refinements
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
English (en)
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.)
W H SMITH AND SON
Original Assignee
W H SMITH AND SON
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 W H SMITH AND SON filed Critical W H SMITH AND SON
Application granted granted Critical
Publication of FR616664A publication Critical patent/FR616664A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K13/00—Cones, diaphragms, or the like, for emitting or receiving sound in general

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
FR616664D 1926-05-26 1926-05-26 Perfectionnements aux gramophones Expired FR616664A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR616664T 1926-05-26

Publications (1)

Publication Number Publication Date
FR616664A true FR616664A (fr) 1927-02-05

Family

ID=8981753

Family Applications (1)

Application Number Title Priority Date Filing Date
FR616664D Expired FR616664A (fr) 1926-05-26 1926-05-26 Perfectionnements aux gramophones

Country Status (1)

Country Link
FR (1) FR616664A (fr)

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