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| Patents for L. P. Graham | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 256,713 | Apr. 18, 1882 | E. Major | Hog Ring Pinchers | |
 | 278,261 | May 22, 1883 | C.H. Olson | Screw-driver | |
 | 407,842 | Jul. 30, 1889 | A. Schuermann | Tool-driver | |
 | 422,520 | Mar. 04, 1890 | O.Z. Greene | Screw-driver | |
 | 432,328 | Jul. 15, 1890 | J.A. Painter | Center and Mortise-Gage | |
 | 504,757 | Sep. 12, 1893 | A. Schuermann | Screwdriver | |
 | 562,416 | Jun. 23, 1896 | W.E. Surface, C.M. Powers | Combination Gun Cleaning Rod for Guns | |