Control knob for audio apparatus
Kato Oc
U.S. patent number D253,289 [Application Number 05/811,359] was granted by the patent office on 1979-10-30 for control knob for audio apparatus. This patent grant is currently assigned to Sansui Electric Co., Ltd.. Invention is credited to Akira Kato.
| United States Patent | D253,289 |
| Kato | October 30, 1979 |
Control knob for audio apparatus
Claims
The ornamental design for a control knob for audio apparatus, as shown and described.
| Inventors: | Kato; Akira (Chofu, JP) |
|---|---|
| Assignee: | Sansui Electric Co., Ltd.
(Tokyo, JP) |
| Appl. No.: | 05/811,359 |
| Filed: | June 29, 1977 |
Foreign Application Priority Data
| Feb 24, 1977 [JP] | 52-6341 | |||
| Current U.S. Class: | D14/217; D14/261; D14/265; D8/312 |
| Current International Class: | D1499; D0806 |
| Field of Search: | ;D14/1,2,5-7,10,14,17-19,20-25,52,68-77,79,84,95,99,96 ;D8/310-312 ;116/124.1R |
References Cited [Referenced By]
U.S. Patent Documents
| D186982 | January 1960 | Moxneck |
| 2573291 | October 1951 | Wagenknecht |
Other References
|
Evans 1976 cat., c 1975, p. 29x, item "C". . Heathkit Spring 1976 cat., c 1976, p. 34, item #"AA-18", "Volume" & "Tone" Knobs. . Stereo Review, 6-76, p. 29, Mida Receiver, top right corner knob.. |
Primary Examiner: Stearman; Joel
Assistant Examiner: Corrigan; Jane E.
Attorney, Agent or Firm: Sughrue; Richard C.
Description
FIG. 1 is front view of a control knob for audio apparatus showing my new design;
FIG. 2 is a left side elevational view;
FIG. 3 is a right side elevational view;
FIG. 4 is a top plan view;
FIG. 5 is a bottom plan view; and
FIG. 6 is a top, front and right side perspective view thereof.
FIG. 7 is a front and bottom perspective view; and
FIG. 8 is an enlarged front and partial top perspective view.
The characteristic features of my design are the configuration of the front groove and the texture of the outer-most band.
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