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| Patents for H. B. Davis | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 92,545 | Jul. 13, 1869 | J. Belknap, C.C. Rowell | Watchmakers Lathe | |
 | 711,991 | Oct. 28, 1902 | V.W. Mason, Jr. | Gear-wheel | |
 | 744,411 | Nov. 17, 1903 | H. Sarasin | Spokeshave | |
 | 756,461 | Apr. 05, 1904 | H.O. Borduas | Micrometer Calipers | |
 | 905,992 | Dec. 08, 1908 | G.A. Cutter | Wrench | |
 | 961,392 | Jun. 14, 1910 | A.S. Wheeler | Pencil-sharpening machine | |
 | 1,103,172 | Jul. 14, 1914 | J. Bruk | Marking-Gage | |
| 1,145,428 | Jul. 06, 1915 | S. Lucier | Detachable Handle for Saws | ||