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| Patents for Henry H. Blake | |||||
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| Number | Date | Patentee | Title | Type | |
| 295,336 | Mar. 18, 1884 | H.H. Blake | Manufacture of Pulleys, &c. | industrial machine pulleys and belt drive mechanisms | |
| 295,337 | Mar. 18, 1884 | H.H. Blake | Compound Pulley or Wheel | industrial machine pulleys and belt drive mechanisms | |
| 535,937 | Mar. 19, 1895 | H.H. Blake | Driving Gear for Road Engines | steam road engines | |