Combined drawing tablet and cursor control for computer

Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a top plan view of combined drawing tablet and cursor control for computer and showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a top plan view of the cursor control;

FIG. 8 is a left side elevational view thereof;

FIG. 9 is a right side elevational view thereof;

FIG 10 is a rear elevational view thereof;

FIG. 11 is a front elevational view thereof;

FIG 12 is a bottom plan view thereof; and

FIG. 13 is a top, front, right perspective view thereof.

The cursor control is omitted from FIGS. 2, 3, 4 and 5 and the drawing tablet is omitted from FIGS. 7-12 for convenience of illustration.

Referenced Cited
U.S. Patent Documents
D276732 December 11, 1984 Marquez
D284084 June 3, 1986 Ferrara, Jr.
3876831 April 1975 Wickham et al.
4142183 February 27, 1979 Castleberry et al.
4780707 October 25, 1988 Selker
Other references
  • Aura Technologies Inc. Jan. 1987 p. 2 Mouse. Computer Design Nov. 1, 1986 pp. 82-83 (Digitizing Tablet).
Patent History
Patent number: D310521
Type: Grant
Filed: Apr 15, 1988
Date of Patent: Sep 11, 1990
Assignee: Video Technology Industries, Inc. (Palatine, IL)
Inventor: Donny Leung (Tai Koo Sing)
Primary Examiner: Susan J. Lucas
Assistant Examiner: Freda S. Nunn
Law Firm: Dick and Harris
Application Number: 7/182,312