Markerboard
Persing September 14, 1
U.S. patent number D339,379 [Application Number 07/531,990] was granted by the patent office on 1993-09-14 for markerboard. This patent grant is currently assigned to Westinghouse Electric Corp.. Invention is credited to Brian J. Persing.
| United States Patent | D339,379 |
| Persing | September 14, 1993 |
Markerboard
Claims
The ornamental design for a markerboard, as shown and described.
| Inventors: | Persing; Brian J. (Northgate, MI) |
|---|---|
| Assignee: | Westinghouse Electric Corp.
(Pittsburgh, PA) |
| Appl. No.: | 07/531,990 |
| Filed: | June 1, 1990 |
| Current U.S. Class: | D19/113 |
| Field of Search: | ;D20/39 ;D19/35,36,52,65,86,90,99,100 ;40/1 |
References Cited [Referenced By]
U.S. Patent Documents
| D165038 | October 1951 | Windhorst |
| D196306 | September 1963 | Bodenbach |
| D228132 | August 1973 | Fichtel |
| D267608 | January 1983 | Brescia et al. |
| 4133123 | January 1979 | Anderson |
Other References
|
Visual Systems.COPYRGT. 1988, see p. 228, drawing board (circled) upper left.. |
Primary Examiner: Holtje; Nelson C.
Assistant Examiner: Thompson; Martha
Attorney, Agent or Firm: Vrsansky; C. J.
Description
FIG. 1 is a top, left front perspective view of a markerboard showing my new design, the eraser tray being depicted by means of broken lines for illustrative purposes only and forming no part of the claimed design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a right side elevational view, the left side being a mirror image thereof;
FIG. 4 is a sectional view thereof taken between and in the direction of arrows IV--IV, in FIG. 2;
FIG. 5 is a rear elevational view thereof; and,
FIG. 6 is a bottom plan view thereof.
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