Headphone

Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a front perspective view of a headphone showing my new design;

FIG. 2 is a rear perspective view thereof; and

FIG. 3 is a front view thereof.

Referenced Cited
U.S. Patent Documents
D235149 May 1975 Dascal
D237307 October 1975 Miyamoto et al.
D244037 April 12, 1977 Warner
D246242 November 1, 1977 Bellini
D246519 November 29, 1977 Koto
Patent History
Patent number: D258430
Type: Grant
Filed: Jun 1, 1978
Date of Patent: Mar 3, 1981
Inventor: Naotake Hayashi (Zoshigaya, Toshima-ku, Tokyo)
Primary Examiner: Bernard Ansher
Attorney: I. Irving Silverman
Application Number: 5/911,473
Classifications
Current U.S. Class: D14/36; D14/68
International Classification: D1403;