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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Andrews; Jay E. S.
Address:
Glendale, AZ
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
4837839 Compact speaker assembly with improved low frequency response June 6, 1989
A speaker transducer assembly is disclosed which includes first and second speaker diaphragms supported on a frame in over and under juxtaposition. Each of the speaker diaphragms has a central opening defining an inner periphery which is attached to a voice coil form for coaxial movement










 
 
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