Computer keyboard with built-in trackball

Description

FIG. 1 is a perspective view of computer keyboard with built-in trackball showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a rear elevational view of a second embodiment thereof, the undisclosed views are identical in appearance to the first embodiment.

Referenced Cited
U.S. Patent Documents
D285201 August 19, 1986 Kim
D285923 September 30, 1986 Takahashi et al.
D296553 July 5, 1988 Takahashi
D313977 January 22, 1991 Iino
D338456 August 17, 1993 Brunner et al.
Patent History
Patent number: D350126
Type: Grant
Filed: Jan 19, 1993
Date of Patent: Aug 30, 1994
Assignee: Ouanta Computer Inc. (Taipei)
Inventor: Chee-Chun Leung (Taipei)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Freda S. Nunn
Law Firm: Morgan & Finnegan
Application Number: 0/3,824
Classifications
Current U.S. Class: D14/115