FR587848A - Electric device for the reproduction of sounds or notes - Google Patents

Electric device for the reproduction of sounds or notes

Info

Publication number
FR587848A
FR587848A FR587848DA FR587848A FR 587848 A FR587848 A FR 587848A FR 587848D A FR587848D A FR 587848DA FR 587848 A FR587848 A FR 587848A
Authority
FR
France
Prior art keywords
notes
sounds
reproduction
electric device
electric
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
Otto Bothe
Ludwig Schiff
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 FR587848A publication Critical patent/FR587848A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
FR587848D 1924-10-23 1924-10-23 Electric device for the reproduction of sounds or notes Expired FR587848A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR587848T 1924-10-23

Publications (1)

Publication Number Publication Date
FR587848A true FR587848A (en) 1925-04-24

Family

ID=8961673

Family Applications (1)

Application Number Title Priority Date Filing Date
FR587848D Expired FR587848A (en) 1924-10-23 1924-10-23 Electric device for the reproduction of sounds or notes

Country Status (1)

Country Link
FR (1) FR587848A (en)

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