Details

Application number :
31421  
Application type :
Standard  
Application status :
EXPIRED  
Under opposition :
No  
Proceeding type :
 
Invention title :
Electronic filters, hearing aids and methods  
Inventor :
Engebretson, A. Maynard ; Zheng, Baohua ; O'Connell, Michael P.  
Agent name :
Griffith Hack  
Address for service :
GPO Box 1285 MELBOURNE VIC 3001  
Filing date :
17 March 1989  
Associated companies :
 
Applicant name :
Central Institute for the Deaf  
Applicant address :
818 South Euclid Saint Louis, Missouri 63110, U.S.A.  
Old name :
 
Original Source :
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