Speaker

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Description

FIG. 1 is a top perspective view of a speaker, showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D248647 July 25, 1978 Nussdorfer
D288807 March 17, 1987 Hlavaty
4625328 November 25, 1986 Freadman
Other references
  • Polk Audio Brochure, p. 16, right-Polk Fluid Coupled Subwoofer.
Patent History
Patent number: D328900
Type: Grant
Filed: Mar 9, 1990
Date of Patent: Aug 25, 1992
Inventor: Douglas J. M. Harle (Ringwood Victoria 3134)
Primary Examiner: Theodore M. Shooman
Law Firm: Larson and Taylor
Application Number: 7/490,988
Classifications
Current U.S. Class: Circular Or Oval (D14/216)