FR542245A - Device for recording, reproducing and amplifying sounds - Google Patents

Device for recording, reproducing and amplifying sounds

Info

Publication number
FR542245A
FR542245A FR542245DA FR542245A FR 542245 A FR542245 A FR 542245A FR 542245D A FR542245D A FR 542245DA FR 542245 A FR542245 A FR 542245A
Authority
FR
France
Prior art keywords
reproducing
recording
amplifying sounds
sounds
amplifying
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
Charles Blieberger
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 FR542245A publication Critical patent/FR542245A/en
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)
FR542245D 1921-10-12 1921-10-12 Device for recording, reproducing and amplifying sounds Expired FR542245A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR542245T 1921-10-12

Publications (1)

Publication Number Publication Date
FR542245A true FR542245A (en) 1922-08-08

Family

ID=8930741

Family Applications (1)

Application Number Title Priority Date Filing Date
FR542245D Expired FR542245A (en) 1921-10-12 1921-10-12 Device for recording, reproducing and amplifying sounds

Country Status (1)

Country Link
FR (1) FR542245A (en)

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