Earphone

- Sony Corporation
Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a front elevational view of an earphone showing my new design;

FIG. 2 is a right side elevational view;

FIG. 3 is a top plan view;

FIG. 4 is a rear elevational view;

FIG. 5 is a left side elevational view;

FIG. 6 is a bottom plan view;

FIG. 7 is a front perspective view; and

FIG. 8 is a rear perspective view.

Referenced Cited
U.S. Patent Documents
D248158 June 13, 1978 Read
2474135 June 1949 White
3906478 September 1975 Smey
Foreign Patent Documents
436377 October 1926 DE2
Patent History
Patent number: D272904
Type: Grant
Filed: Aug 17, 1981
Date of Patent: Mar 6, 1984
Assignee: Sony Corporation (Tokyo)
Inventor: Takeyoshi Kawano (Kunitachi)
Primary Examiner: Jane E. Corrigan
Attorneys: Lewis H. Eslinger, Alvin Sinderbrand
Application Number: 6/293,609
Classifications
Current U.S. Class: D14/30; D14/36
International Classification: D1403;