| Patents for John A. Leland |
Patents 1 -
15
of 18
      |
| Number | Title | Classification(s) |
| 612,853 | Nail extractor | 254/19 |
| 857,947 | Holdall Brace | 279/56, 81/114 |
| 912,582 | Chuck | 279/56 |
| 929,231 | Bit Extension | 279/42 |
| 935,266 | Ratchet-brace | 192/43.2, 192/44, 279/36, 81/33 |
| 935,375 | Miter-Box | 83/760 |
| 936,644 | Chuck | 279/56 |
| 942,571 | Spiral screw-driver | 74/127, 74/57 |
| 942,572 | Automatic tool for boring | 74/127 |
| 974,896 | Chuck | 279/56 |
| 988,723 | Change-speed gearing | 74/366, 81/34 |
| 992,218 | Adjustable Handle for Saw Frames, &c. | 30/519 |
| 1,030,592 | Telescopic Extension-Rod | 135/75, 248/188, 279/79, 279/904, 403/107, 403/109.3, 403/378, 74/586, 81/177.2 |
| 1,063,702 | Chuck | 279/56 |
| 1,063,984 | Hand Drill Gearing | 192/43.1, 74/362 |
