Ruler

Description

FIG. 1 is a perspective view of a ruler showing my design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D192383 March 1962 Rogers
D266820 November 9, 1982 Ferrin
364508 June 1887 Griffiths
5142787 September 1, 1992 Dadisman
Patent History
Patent number: D348406
Type: Grant
Filed: Jul 13, 1993
Date of Patent: Jul 5, 1994
Inventor: Hua Y. Sun (Taipei)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Antoine D. Davis
Attorney: W. Wayne Liauh
Application Number: 0/10,582