CH367994A - Dispositivo elettro-acustico con amplificatore di basse frequenze funzionante per variazioni di alte frequenze
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Dispositivo elettro-acustico con amplificatore di basse frequenze funzionante per variazioni di alte frequenze
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Publication number
CH367994A
CH367994ACH7085159ACH7085159ACH367994ACH 367994 ACH367994 ACH 367994ACH 7085159 ACH7085159 ACH 7085159ACH 7085159 ACH7085159 ACH 7085159ACH 367994 ACH367994 ACH 367994A
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Application filed by Colleo CarmelinofiledCriticalColleo Carmelino
Publication of CH367994ApublicationCriticalpatent/CH367994A/it
H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
H04R19/00—Electrostatic transducers
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Physics & Mathematics
(AREA)
Engineering & Computer Science
(AREA)
Acoustics & Sound
(AREA)
Signal Processing
(AREA)
CH7085159A1958-03-291959-03-16Dispositivo elettro-acustico con amplificatore di basse frequenze funzionante per variazioni di alte frequenze
CH367994A
(it)