FIG. 1 is top, plan view of the ruler;
FIG. 2 is a rear view thereof;
FIG. 3 is a left, side view thereof;
FIG. 4 is a right, side view thereof;
FIG. 5 is a front view thereof;
FIG. 6 is a rear view thereof; and,
FIG. 7 is a top, perspective view thereof.
Hirayama, Akiteru
| Patent |
Priority |
Assignee |
Title |
| 2719359, |
|
|
|
| 4337577, |
Apr 18 1980 |
DECLITRACTOR, INC , A CORP OF N Y |
Declination transposer |
| 4945642, |
Dec 19 1988 |
|
Quilting template |
| 5864959, |
Mar 06 1995 |
Joern, Johansen; Nis, Oellgaard |
Drawing triangle and/or protractor, in particular for blackboard use |
| D739271, |
Aug 25 2013 |
|
Protractor |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
n/a
| Date |
Maintenance Fee Events |
n/a
| Date |
Maintenance Schedule |