Air switch
Perethian February 28, 1
U.S. patent number D272,821 [Application Number 06/305,615] was granted by the patent office on 1984-02-28 for air switch. This patent grant is currently assigned to California Cooperage. Invention is credited to Charles M. Perethian.
| United States Patent | D272,821 |
| Perethian | February 28, 1984 |
Air switch
Claims
The ornamental design for an air switch, substantially as shown and described.
| Inventors: | Perethian; Charles M. (Santa Margarita, CA) |
|---|---|
| Assignee: | California Cooperage (San Luis
Obispo, CA) |
| Appl. No.: | 06/305,615 |
| Filed: | September 25, 1981 |
| Current U.S. Class: | D13/171; D13/167 |
| Current International Class: | D1303 |
| Field of Search: | ;D13/32,12,40,35 ;200/1R,5R,5E,5A,5D,6R,6A,61-67,157,155R,159R,159B,293-299,302,303 |
References Cited [Referenced By]
U.S. Patent Documents
| D44455 | August 1913 | Small |
| 3792212 | February 1974 | Ludwig |
Other References
|
Industrial Equipment News, Jan. 1980 p. 97 Joy "Flexitite" Pendant Switch.. |
Primary Examiner: Burke; Wallace R.
Assistant Examiner: Wilder; Lynn
Attorney, Agent or Firm: McKown; Daniel C.
Description
FIG. 1 is a perspective view of an air switch showing my new design;
FIG. 2 is a right side elevational view thereof, the other side being a mirror image;
FIG. 3 is a bottom plan view thereof; and
FIG. 4 is an end elevational view thereof.
The cord element is fragmentarily shown on the drawing to indicate indeterminate length.
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