Drawing instrument
Description
FIG. 1 is a front elevational view of a drawing instrument showing our new design;
FIG. 2 is a top edge view;
FIG. 3 is a bottom edge view;
FIG. 4 is a left side elevational view; and,
FIG. 5 is a right side elevational view thereof.
Referenced Cited
U.S. Patent Documents
5138 | July 1871 | Harmon |
24042 | February 1895 | Palmer |
25489 | May 1896 | Tappan-Eggleston |
D131626 | March 1942 | Ellwood et al. |
D207794 | May 1967 | Charrington |
4211010 | July 8, 1980 | Backe et al. |
Patent History
Patent number: D330337
Type: Grant
Filed: Jan 24, 1991
Date of Patent: Oct 20, 1992
Inventors: John L. Moss (Durham DL1 5HW), Leslie Taggart (Durham DL1 5HW), Dennis Cheesebrough (Durham DL1 5HW)
Primary Examiner: Donald P. Walsh
Assistant Examiner: Antoine D. Davis
Law Firm: Ladas & Parry
Application Number: 7/645,676
Type: Grant
Filed: Jan 24, 1991
Date of Patent: Oct 20, 1992
Inventors: John L. Moss (Durham DL1 5HW), Leslie Taggart (Durham DL1 5HW), Dennis Cheesebrough (Durham DL1 5HW)
Primary Examiner: Donald P. Walsh
Assistant Examiner: Antoine D. Davis
Law Firm: Ladas & Parry
Application Number: 7/645,676
Classifications