Title:
PROCESS FOR MAKING CUSTOM EAR MOLDS FOR IN-THE-EAR HEARING AIDS
United States Patent 3475528
US Patent References:
Method of producing fitted hearing aid with sound amplifier incorporated therein
- - 3345737
/2732589.html
- - 2732589
Method of forming an ornamental plastic article
- - 2731672
Casting process
- - 2480048
Method of producing fitted hearing aid with sound amplifier incorporated therein
- - 3345737
/2732589.html
- - 2732589
Method of forming an ornamental plastic article
- - 2731672
Casting process
- - 2480048
Inventors:
Parks, Robert F.
Deutschle, Alan G.
Deutschle, Alan G.
Publication Date:
10/28/1969
View Patent Images:
Export Citation:
Assignee:
BELTONE ELECTRONICS CORP
Primary Class:
Other Classes:
264/271.100, 264/227, 264/225
International Classes:
B29C33/38; B29C1/02