Cursor control for a computer system


FIG. 1 is a top, front, right, side perspective view of the cursor control for a computer system showing our new design.

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

Referenced Cited
U.S. Patent Documents
D280725 September 24, 1985 Ferrara, Jr.
D281164 October 29, 1985 Kim
D285203 August 19, 1986 Milroy et al.
D288569 March 3, 1987 Ida
4550316 October 29, 1985 Whetstone et al.
Patent History
Patent number: D307137
Type: Grant
Filed: Mar 6, 1987
Date of Patent: Apr 10, 1990
Assignee: International Business Machines Corporation (Armonk, NY)
Inventor: Pedro M. Alfonso (Delray Beach, FL)
Primary Examiner: Susan J. Lucas
Assistant Examiner: Freda S. Nunn
Attorneys: John C. Smith, Harold H. Sweeney, Jr.
Application Number: 7/18,052
Current U.S. Class: D14/114