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 filedfiledCritical
Publication of BE660718ApublicationCriticalpatent/BE660718A/xx
H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus
H04R17/08—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously
Landscapes
Physics & Mathematics
(AREA)
Engineering & Computer Science
(AREA)
Acoustics & Sound
(AREA)
Signal Processing
(AREA)
Facsimile Heads
(AREA)
Adjustment Of The Magnetic Head Position Track Following On Tapes
(AREA)
General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction
(AREA)
