| All Patents in class 33/429 |
Patents 1 -
15
of 45
      |
| Number | Title | Classification(s) |
| 9,089 | Center Square for Finding the Center of a CIrcle | 33/429 |
| 13,127 | Try Square and Bevel | 33/429 |
| 22,585 | Framing-Square | 33/429 |
| 59,721 | Machinists' Combination Tool | 33/429, 33/557 |
| 70,901 | Mortise Marker | 33/429 |
| 79,175 | Combined Square and Mitre | 33/429 |
| 91,892 | Try-Square | 33/429 |
| 95,495 | Improvement in Combined Try-Square, Caliper, &c. | 33/429, 33/558.01 |
| 190,519 | Square | 33/429 |
| 280,398 | Prescott's Patent Carpenter's Square Attachment | 33/429 |
| 288,807 | Try Square | 33/429 |
| 310,420 | Combination Gage | 33/201, 33/429 |
| 312,548 | L-Shaped Level | 33/273, 33/354, 33/429, 33/451 |
| 313,197 | Mat Gage for Picture Frames | 33/429, 33/562, D10/64 |
| 331,047 | Combined Square and Miter | 33/429 |
