Chalk line
Description
FIG. 1 is a front elevational view of a chalk line showing my new design;
FIG. 2 is a rear elevational view;
FIG. 3 is a left side elevational view;
FIG. 4 is a right side elevational view;
FIG. 5 is a top plan view; and
FIG. 6 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
D203411 | January 1966 | Quenot |
D203622 | February 1966 | Quenot |
D205373 | June 1966 | Quenot |
D205467 | August 1966 | Quenot |
665537 | January 1901 | Major |
1233034 | July 1917 | Crogan |
1424085 | July 1922 | Crogan |
1467840 | September 1923 | Crogan |
1491437 | April 1924 | Taylor |
2723087 | November 1955 | Simmons |
3325116 | June 1967 | Quenot |
175343 | April 1922 | CAX |
- Hardware Age News, Convex Rules, 2/1969, p. 48.
Patent History
Patent number: D314156
Type: Grant
Filed: Nov 18, 1988
Date of Patent: Jan 29, 1991
Inventor: Mark E. Doyle (White Rock , B.C. V4B 2X9)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Attorney: Jerry T. Kearns
Application Number: 7/272,876
Type: Grant
Filed: Nov 18, 1988
Date of Patent: Jan 29, 1991
Inventor: Mark E. Doyle (White Rock , B.C. V4B 2X9)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Attorney: Jerry T. Kearns
Application Number: 7/272,876
Classifications