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| Patents for W. M. Johnson | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 116,915 | Jul. 11, 1871 | G.F. Almy | Improvement in spoke-sawing machines | |
 | 278,951 | Jun. 05, 1883 | H. Hartman | Combination Can Opener | |
 | 1,188,735 | Jun. 27, 1916 | J. Cookerley | Wrench | |