Pistonic motion, large excursion passive radiator
A Standard patent application filed on 07 July 1998 credited to Perkins, Calvin C.
;
Bie, David D.
;
Wetherbee, Terry L.
Details
Application number :
84913
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Pistonic motion, large excursion passive radiator
Inventor :
Perkins, Calvin C.
;
Bie, David D.
;
Wetherbee, Terry L.