X-Y input device

- Alps Electric Co., Ltd.
Description

FIG. 1 is a top front perspective view of an X-Y input device showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a side elevational view thereof; and

FIG. 4 is a top plan view.

Referenced Cited
U.S. Patent Documents
3541541 November 1970 Engelbart
Foreign Patent Documents
061595 February 1982 DEX
Other references
  • Apple Computer Brochure, vol. 2, #1, p. 1, Mouse. Computer Design, 9-1982, p. 275, Hawley Mouse.
Patent History
Patent number: D288569
Type: Grant
Filed: Mar 27, 1984
Date of Patent: Mar 3, 1987
Assignee: Alps Electric Co., Ltd. (Tokyo)
Inventor: Yuichi Ida (Miyagi)
Primary Examiner: Susan J. Lucas
Attorney: Guy W. Shoup
Application Number: 6/593,726
Classifications
Current U.S. Class: D14/114