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.)
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 IndividualfiledCriticalIndividual
Priority to ES205724ApriorityCriticalpatent/ES205724A1/en
Publication of ES205724A1publicationCriticalpatent/ES205724A1/en
Measurement Of Mechanical Vibrations Or Ultrasonic Waves
(AREA)
Prostheses
(AREA)
Abstract
Improvements in audible frequency sound receiving installations according to which a support element is constituted, an induction coil of the telephone apparatuses is incorporated to determine an electromagnetic effect of induction in which the induced intensity is reproduced and amplified by an amplification equipment of low frequency. (Machine-translation by Google Translate, not legally binding)
ES205724A1952-10-101952-10-10Improvements in audible sound receiving facilities (Machine-translation by Google Translate, not legally binding)
ExpiredES205724A1
(en)
Device captador-amplifier-prolongador-recorder and player at will of all kinds of waves and sounds (Machine-translation by Google Translate, not legally binding)
Detector device and wave perceptor, both electrical and magnetic and sound, as well as amplifier of the same and prolongation of them at will for radio-electrical installation (Machine-translation by Google Translate, not legally binding)
An electrical system to capture telephone appliance signals and amplified reproductions in speaker without mechanical or electrical connection with said device (Machine-translation by Google Translate, not legally binding)
Procedure and corresponding equipment for the continuous welding by electromagnetic induction, using alternative currents of very high frequency (Machine-translation by Google Translate, not legally binding)