Angulated single port coupler for resonance splitting in hearing aids

Description

FIG. 1 is a side elevational view for an angulated single port coupler for resonance splitting in hearing aids showing my new design.

FIG. 2 is a rear elevational thereof;

FIG. 3 is a front elevational thereof;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D274839 July 24, 1984 Libby
3934100 January 20, 1976 Harada
4349083 September 14, 1982 Bennett
Patent History
Patent number: D301616
Type: Grant
Filed: Aug 25, 1986
Date of Patent: Jun 13, 1989
Inventor: Mas Harada (Minneapolis, MN)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Stella M. Reid
Law Firm: Schroeder & Siegfried
Application Number: 6/899,944
Classifications
Current U.S. Class: D24/35