DE193072C - - Google Patents

Info

Publication number
DE193072C
DE193072C DENDAT193072D DE193072DA DE193072C DE 193072 C DE193072 C DE 193072C DE NDAT193072 D DENDAT193072 D DE NDAT193072D DE 193072D A DE193072D A DE 193072DA DE 193072 C DE193072 C DE 193072C
Authority
DE
Germany
Prior art keywords
record
magnet
bent
listener
permanently
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.)
Active
Application number
DENDAT193072D
Other languages
German (de)
English (en)
Publication of DE193072C publication Critical patent/DE193072C/de
Active legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
DENDAT193072D Active DE193072C (https=)

Publications (1)

Publication Number Publication Date
DE193072C true DE193072C (https=)

Family

ID=456339

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT193072D Active DE193072C (https=)

Country Status (1)

Country Link
DE (1) DE193072C (https=)

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