T-square with centering ruler
Kunz February 19, 1
U.S. patent number D314,712 [Application Number 07/224,082] was granted by the patent office on 1991-02-19 for t-square with centering ruler. Invention is credited to Perry L. Kunz.
| United States Patent | D314,712 |
| Kunz | February 19, 1991 |
T-square with centering ruler
Claims
The ornamental design for a T-square with centering ruler, as shown and described.
| Inventors: | Kunz; Perry L. (Modesto, CA) |
|---|---|
| Appl. No.: | 07/224,082 |
| Filed: | July 25, 1988 |
| Current U.S. Class: | D10/62; D10/65 |
| Field of Search: | ;D10/61,62,65,69,70,71 ;D19/37,45 ;33/419,427,428,429,430,431,432,433,434,437,452,454,464,470,474,479,480,481,484 |
References Cited [Referenced By]
U.S. Patent Documents
| D199807 | December 1964 | Wilson |
| D255784 | July 1980 | Seely, Jr. |
| D282828 | March 1986 | Holder |
| 1107432 | August 1914 | Mantz |
| 1298995 | April 1919 | Michalovitz |
| 2238581 | April 1941 | De Lisle |
| 4825559 | May 1989 | Santos |
Assistant Examiner: Davis; Antoine D.
Attorney, Agent or Firm: Lothrop & West
Description
FIG. 1 is a top, front, and right side perspective view of a t-square with centering ruler showing my new design;
FIG. 2 is a top plan view;
FIG. 3 is a bottom plan view;
FIG. 4 is a right side elevational view, the left side elevational view being a mirror image;
FIG. 5 is a front elevational view;
FIG. 6 is a rear elevational view; and
FIG. 7 is a top plan view, showing the centering ruler in an alternate position thereof.
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