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| Patents for L. W. Blake | |||||
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| Number | Date | Patentee | Title | Type | |
| 27,946 | Apr. 17, 1860 | J. Blake | Auger | adjustable drill bits | |
| 28,033 | Apr. 24, 1860 | G.W. Blake | Belt-fastening | belts, belt lacing and belt lacers | |
| 31,859 | Mar. 26, 1861 | G.W. Blake | Belt-fastening | belts, belt lacing and belt lacers | |