| Patents for E. A. Hemmenway |
Patents 1 -
9
of 9
      |
| Number | Title | Classification(s) |
| RE6,367 | Improvement in machines for cutting the heads and bottoms of wood boxes | 144/196, 83/689 |
| 166,963 | Improvement in machines for drilling rivets | 408/71 |
| 188,773 | Improvement in machines for drilling the shanks of rivets | 408/139, 408/61, 408/71 |
| 202,165 | Improvement in Mallet-Handles | 16/431, 81/19 |
| 216,267 | Improvement in Carpenter's Combination Tools | 30/517, 33/334, 33/466, 7/150 |
| 228,712 | Air-Engine | 165/4, 60/526 |
| 250,425 | Circular sawing machine | 144/253.1, 83/435.12, 83/468.3, 83/471.1, 83/522.17, 83/876 |
| 250,712 | Tilting-table saw | 83/471.1, 83/473, 83/477.2, 83/552, 83/829 |
| 280,259 | Lathe | 82/142, 82/19 |
