Dimming switch

Darnell , et al. October 15, 1

Patent Grant D320786

U.S. patent number D320,786 [Application Number 07/451,550] was granted by the patent office on 1991-10-15 for dimming switch. This patent grant is currently assigned to National Service Industries, Inc.. Invention is credited to Charles J. Darnell, William R. Lutz.


United States Patent D320,786
Darnell ,   et al. October 15, 1991

Dimming switch

Claims

The ornamental design for a dimming switch, as shown and described.
Inventors: Darnell; Charles J. (Lithonia, GA), Lutz; William R. (Tucker, GA)
Assignee: National Service Industries, Inc. (Atlanta, GA)
Appl. No.: 07/451,550
Filed: December 18, 1989

Current U.S. Class: D13/171; D13/164; D13/125; D13/162; D13/170
Field of Search: ;D8/350-353 ;D13/158,168-171 ;174/66 ;200/310,332,341 ;220/241 ;323/905

References Cited [Referenced By]

U.S. Patent Documents
D214990 August 1969 Mellyn
D227577 July 1973 Mayo
D249141 August 1978 Mayo
D262261 December 1981 Schumacher et al.
D282067 January 1986 Inaba
D297508 September 1988 Yandek et al.
D309290 July 1990 Newmark et al.
4544811 October 1985 Brevick
Foreign Patent Documents
1375400 Jul 1964 FR
Primary Examiner: Ansher; Bernard
Assistant Examiner: Morris; Sandra
Attorney, Agent or Firm: Darnell; Kenneth E.

Description



FIG. 1 is a perspective view of a dimming switch, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a bottom side elevational view thereof;

FIG. 5 is a front elevational view of a second embodiment of FIG. 1;

FIG. 6 is a front elevational view of third embodiment of FIG. 1;

FIG. 7 is a front elevational view of a fourth embodiment of FIG. 1;

FIG. 8 is a front elevational view of a fifth embodiment of FIG. 1;

FIG. 9 is a front elevational view of a sixth embodiment of FIG. 1;

FIG. 10 is a front elevational view of a seventh embodiment of FIG. 1.

* * * * *


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