Drafting plotter

- Hewlett Packard
Description

FIG. 1 is a perspective view of a drafting plotter showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof; and

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D273240 March 27, 1984 Murray
D288447 February 24, 1987 Otsuka
2686099 August 1954 Bomberger et al.
2703468 March 1955 Sheinwald
4419672 December 6, 1983 Hird
4779348 October 25, 1988 Levy
Other references
  • Hewlett Packard-Aug. 1985 Drafting Plotters-Cover. Versatec-Jan. 1986-Printer/Plotter-Cover.
Patent History
Patent number: D306157
Type: Grant
Filed: Feb 26, 1987
Date of Patent: Feb 20, 1990
Assignee: Hewlett-Packard Company (Palo Alto, CA)
Inventors: Barton D. Davis (Fort Bragg, CA), David W. Leong (San Diego, CA), Richard N. Tverdoch (Leucadia, CA)
Primary Examiner: Susan J. Lucas
Assistant Examiner: Freda S. Nunn
Attorney: William J. Bethurum
Application Number: 7/19,404
Classifications
Current U.S. Class: D14/107