ES229103A1 - Improvements in telephones provided with microphone capsule and headset with a piezo-electric crystal (Machine-translation by Google Translate, not legally binding) - Google Patents

Improvements in telephones provided with microphone capsule and headset with a piezo-electric crystal (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES229103A1
ES229103A1 ES0229103A ES229103A ES229103A1 ES 229103 A1 ES229103 A1 ES 229103A1 ES 0229103 A ES0229103 A ES 0229103A ES 229103 A ES229103 A ES 229103A ES 229103 A1 ES229103 A1 ES 229103A1
Authority
ES
Spain
Prior art keywords
translation
machine
legally binding
google translate
headset
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
ES0229103A
Other languages
Spanish (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.)
BRANDSTAETTER GEORG
Original Assignee
BRANDSTAETTER GEORG
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 BRANDSTAETTER GEORG filed Critical BRANDSTAETTER GEORG
Publication of ES229103A1 publication Critical patent/ES229103A1/en
Expired legal-status Critical Current

Links

Landscapes

  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)

Abstract

Improvements in the phones equipped with a microphone and earphone capsule with a piezoelectric crystal, characterized in that the communication and hearing capsule is made in one piece and inserted into the hollow body by means of a fastening organ provided with holes for the sound. (Machine-translation by Google Translate, not legally binding)
ES0229103A 1956-05-11 1956-06-09 Improvements in telephones provided with microphone capsule and headset with a piezo-electric crystal (Machine-translation by Google Translate, not legally binding) Expired ES229103A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE229103X 1956-05-11

Publications (1)

Publication Number Publication Date
ES229103A1 true ES229103A1 (en) 1956-10-01

Family

ID=38526195

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0229103A Expired ES229103A1 (en) 1956-05-11 1956-06-09 Improvements in telephones provided with microphone capsule and headset with a piezo-electric crystal (Machine-translation by Google Translate, not legally binding)

Country Status (1)

Country Link
ES (1) ES229103A1 (en)

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