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| Patents for Charles B. Shumway | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 380,727 | Apr. 10, 1888 | W.F. Morton | Machine for compressing tenons | |
 | 380,728 | Apr. 10, 1888 | W.F. Morton | Machine for compressing tenons | |
 | 404,377 | Jun. 04, 1889 | E.F. Barnes | Convertible machine for grooving and sawing wood | |
 | 439,373 | Oct. 28, 1890 | E.F. Barnes | Tenoning-machine | |
 | 448,195 | Mar. 17, 1891 | E.F. Barnes | Boring attachment for sawing machine | |
 | 678,960 | Jul. 23, 1901 | A.W. Johnson, J.P. Lavigne | Pipe Wrench | |