Loudspeaker

- Pioneer Kabushiki Kaisha
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Description

FIG. 1 is a front elevation view of a loudspeaker incorporating my new design;

FIG. 2 is a rear elevation view of the loudspeaker;

FIG. 3 is a top plan view of the loudspeaker;

FIG. 4 is a right side view of the loudspeaker; and

FIG. 5 is a perspective view of the loudspeaker.

Referenced Cited
U.S. Patent Documents
D130357 November 1941 O'Connor et al.
D188542 August 1960 Levy et al.
2857478 October 1958 Harris
Patent History
Patent number: D254434
Type: Grant
Filed: Nov 9, 1978
Date of Patent: Mar 11, 1980
Assignee: Pioneer Kabushiki Kaisha (Tokyo)
Inventor: Takekazu Iijima (Tokyo)
Primary Examiner: Bernard Ansher
Law Firm: Armstrong, Nikaido, Marmelstein & Kubovcik
Application Number: 5/959,200
Classifications
Current U.S. Class: D14/30; Diaphragm (181/157)
International Classification: D1401;