ES213221U - Captador amplificador telefonico perfeccionado. - Google Patents

Captador amplificador telefonico perfeccionado.

Info

Publication number
ES213221U
ES213221U ES0213221U ES213221U ES213221U ES 213221 U ES213221 U ES 213221U ES 0213221 U ES0213221 U ES 0213221U ES 213221 U ES213221 U ES 213221U ES 213221 U ES213221 U ES 213221U
Authority
ES
Spain
Prior art keywords
translation
machine
legally binding
google translate
perfected
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.)
Granted
Application number
ES0213221U
Other languages
English (en)
Other versions
ES213221Y (es
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to ES1975213221U priority Critical patent/ES213221Y/es
Publication of ES213221U publication Critical patent/ES213221U/es
Application granted granted Critical
Publication of ES213221Y publication Critical patent/ES213221Y/es
Expired legal-status Critical Current

Links

Landscapes

  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)

Abstract

Captador-amplificador telefónico perfeccionado, caracterizado esencialmente por el hecho de constar de un conjunto, alojado en una caja, formado por una pila seca, la bobina de captación, el correspondiente circuito electrónico con un interruptor por gravedad y el altavoz, todo ello sin elementos de conexión directa al aparato telefónico y de manera que, invirtiendo la posición de la caja, el interruptor cierra el circuito y se obtiene la conexión en forma autónoma del captador-amplificador que es colocable mediante un indice en forma orientable respecto al aparato telefónico.
ES1975213221U 1975-06-17 1975-06-17 Captador-amplificador telefonico perfeccionado. Expired ES213221Y (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES1975213221U ES213221Y (es) 1975-06-17 1975-06-17 Captador-amplificador telefonico perfeccionado.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1975213221U ES213221Y (es) 1975-06-17 1975-06-17 Captador-amplificador telefonico perfeccionado.

Publications (2)

Publication Number Publication Date
ES213221U true ES213221U (es) 1976-06-16
ES213221Y ES213221Y (es) 1977-07-16

Family

ID=8377834

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1975213221U Expired ES213221Y (es) 1975-06-17 1975-06-17 Captador-amplificador telefonico perfeccionado.

Country Status (1)

Country Link
ES (1) ES213221Y (es)

Also Published As

Publication number Publication date
ES213221Y (es) 1977-07-16

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