Sine template
Description
FIG. 1 is a front elevational view of a sine template showing my new design;
FIG. 2 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
| D139083 | October 1944 | Macht |
| D157217 | February 1950 | Vanderbrook |
| D197351 | January 1964 | Audeh |
| D244836 | June 28, 1977 | Stockton |
Patent History
Patent number: D271381
Type: Grant
Filed: May 22, 1981
Date of Patent: Nov 15, 1983
Inventor: Fahim R. Sidrak (Wilmington, NC)
Primary Examiner: Nelson C. Holtje
Application Number: 6/266,502
Type: Grant
Filed: May 22, 1981
Date of Patent: Nov 15, 1983
Inventor: Fahim R. Sidrak (Wilmington, NC)
Primary Examiner: Nelson C. Holtje
Application Number: 6/266,502
Classifications
