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.)
Sydney Frutin Arnold
Original Assignee
Sydney Frutin Arnold
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 Sydney Frutin ArnoldfiledCriticalSydney Frutin Arnold
Priority to ES276841ApriorityCriticalpatent/ES276841A1/en
Publication of ES276841A1publicationCriticalpatent/ES276841A1/en
Amplifying player that can be coupled to telephones, characterized in that a transistor player is provided that is externally coupled to a telephone box in order to amplify the sound of this, having a complementary headset and means of connection to a telephone. tape recorder, to record the sustained telephone conversation. (Machine-translation by Google Translate, not legally binding)
ES276841A1962-04-271962-04-27Amplifier player coupled to telephones (Machine-translation by Google Translate, not legally binding)
ExpiredES276841A1
(en)
Silence device to eliminate the disturbance originated on the speaker of a main apparatus by handling the call switch (Machine-translation by Google Translate, not legally binding)