|Publication number||USD225412 S|
|Publication date||Dec 12, 1972|
|Filing date||Apr 6, 1971|
|Publication number||US D225412 S, US D225412S, US-S-D225412, USD225412 S, USD225412S|
|Export Citation||BiBTeX, EndNote, RefMan|
|External Links: USPTO, USPTO Assignment, Espacenet|
United States Patent 0 Des. 225,412
Patented Dec. 12, 1972 AMPLIFIER Hiroaki Yazawa, Yamatokoriyama, and Yoshiaki Iida,
Neyagawa, Japan, assignors to Matsushita Electric Industrial Co., Ltd., Oaza-Kadoma, Kadoma-shi, Osaka,
Japan Filed Apr. 6, 1971, Ser. No. 131,840
Term of patent 14 years Int. Cl. D14-03 US. Cl. D2614 FIG.I
FIG. 1 is a front, top and right side perspective view of an amplifier, showing our new design;
FIG. 2 is a left side, bottom and rear perspective view.
Portions of the drawing figures are shaded to indicate contrast in appearance, and a portion of FIG. 1 has been diagonally lined to indicate transparency.
The ornamental design for an amplifier, as shown and described.
References Cited UNITED STATES PATENTS D. 216,893 3/1970 Kohda D2614 OTHER REFERENCES JOEL STEARMAN, Primary Examiner W. M, HENRY, Assistant Examiner.