FR415669A - Perfectionnements apportés aux phonographes - Google Patents

Perfectionnements apportés aux phonographes

Info

Publication number
FR415669A
FR415669A FR415669DA FR415669A FR 415669 A FR415669 A FR 415669A FR 415669D A FR415669D A FR 415669DA FR 415669 A FR415669 A FR 415669A
Authority
FR
France
Prior art keywords
phonographs
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)
Inventor
Louis P. Valiquet
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.)
LOUIS P VALIQUET
Original Assignee
LOUIS P VALIQUET
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 LOUIS P VALIQUET filed Critical LOUIS P VALIQUET
Application granted granted Critical
Publication of FR415669A publication Critical patent/FR415669A/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)
FR415669D 1909-05-08 1910-05-06 Perfectionnements apportés aux phonographes Expired FR415669A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US415669XA 1909-05-08 1909-05-08

Publications (1)

Publication Number Publication Date
FR415669A true FR415669A (fr) 1910-10-01

Family

ID=1459245

Family Applications (1)

Application Number Title Priority Date Filing Date
FR415669D Expired FR415669A (fr) 1909-05-08 1910-05-06 Perfectionnements apportés aux phonographes

Country Status (1)

Country Link
FR (1) FR415669A (fr)

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