Loudspeaker

- Pioneer Kabushiki Kaisha
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Description

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

FIG. 2 is a rear elevational view;

FIG. 3 is a top plan view;

FIG. 4 is a bottom plan view;

FIG. 5 is a left side elevational view;

FIG. 6 is a right side elevational view; and

FIG. 7 is a front, top and left side perspective view.

Referenced Cited
U.S. Patent Documents
D258130 February 3, 1981 Doherty
Foreign Patent Documents
379623 April 1949 JPX
413380 January 1951 JPX
379623 June 1953 JPX
413380 July 1953 JPX
518749 December 1954 JPX
29-519020 December 1954 JPX
29-519438 December 1954 JPX
29-519471 December 1954 JPX
30-523430 February 1955 JPX
30-523606 February 1955 JPX
30-523972 February 1955 JPX
30-524468 February 1955 JPX
530101 April 1955 JPX
5301011 May 1955 JPX
5301012 May 1955 JPX
550449 February 1956 JPX
550647 March 1956 JPX
551202 March 1956 JPX
552731 May 1956 JPX
Other references
  • Circuit City Winter '78 Stereo Buying Guide, 11-19-78, Supplement to Washington Post, p. 70, Pioneer TS-X9. Stereo Review, 8-79, front cover. Evans '79-'80, Cat., .COPYRGT.'79, p. 257yx, Item #3, W-008, Speakers.
Patent History
Patent number: D268673
Type: Grant
Filed: Dec 2, 1980
Date of Patent: Apr 19, 1983
Assignee: Pioneer Kabushiki Kaisha (Tokyo)
Inventor: Takekazu Iijima (Tokyo)
Primary Examiner: Jane E. Corrigan
Law Firm: Armstrong, Nikaido, Marmelstein & Kubovcik
Application Number: 6/212,130
Classifications
Current U.S. Class: D14/34
International Classification: D1401;