| Patents for Crosby Steam Gage & Valve Co. |
Patents 1 -
15
of 77
      |
| Number | Title | Classification(s) |
| 145,726 | Improvement in pressure-gages | 73/737 |
| 186,718 | Improvement in steam-whistle | 116/141 |
| 295,093 | Pressure-gage-testing apparatus | 73/1.65 |
| 476,512 | Device for testing pressure-gauges | 73/1.68, 73/1.69 |
| 530,433 | Indicator for Steam Engines | 200/56R, 346/44, 346/5 |
| 549,700 | Steam-gage | 73/708, 73/737, 74/579R |
| 603,391 | Pressure-recorder | 346/123, 346/72, 73/712, 73/715 |
| 631,370 | Safety Valve and Muffler | 137/536, 181/237, 251/127 |
| 641,302 | Illuminated Gage | 116/286, 362/23.01, 362/23.19 |
| 659,234 | Blow Off Valve | 251/266, 251/327 |
| 663,772 | Means for Attaching Wooden Handles to Metal Spindles. | 16/432 |
| 665,154 | Pressure Recorder | 346/123, 346/139C, 346/72, 73/712 |
| 689,528 | Support for Reducing Wheels | 346/5 |
| 689,529 | Recording Gage | 346/12, 346/140.1, 346/72 |
| 701,793 | Pressure Gage | 73/710, 73/732 |
