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| Patents for Emma J. Bennett | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 429,088 | May 27, 1890 | E.O. Ely | Pipe Wrench | |
 | 430,994 | Jun. 24, 1890 | E.O. Ely | Pipe-Wrench | |
 | 449,722 | Apr. 07, 1891 | A.C. Whittier | Wrench for Pipe-Work | |
 | 474,898 | May 17, 1892 | J. Becker | Milling-machine | |
 | 495,912 | Apr. 18, 1893 | J. Roberts | Cutter-head hood for planers or matchers | |
 | 502,199 | Jul. 25, 1893 | C.G. Osteman | Bevel | |
| 558,766 | Apr. 21, 1896 | C.W. Blood | Pump | ||
 | 628,749 | Jul. 11, 1899 | W.A. Bradford | Pipe Wrench | |