Acoustics – Anatomic or prosthetic relation – Ear and mouth
Patent
1982-06-01
1985-02-05
Rubinson, Gene Z.
Acoustics
Anatomic or prosthetic relation
Ear and mouth
179110A, 179116, 181144, 181163, H04R 124, H04R 906, H04R 1700
Patent
active
044979819
ABSTRACT:
A multi-driver loudspeaker assembly having high and low frequency transducers in which the high frequency transducer(s) is directly coupled to the diaphragm of the low frequency transducer and is movable therewith.
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patent: 4447678 (1984-05-01), Fidi
Harry F. Olson, Elements of Acoustical Engineering RCA Labs., Princeton, N.J., 1947, p. 224.
Byrd Danita R.
Harman International Industries Incorporated
Rubinson Gene Z.
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