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| Patents for Jas. H. Churchill | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 380,734 | Apr. 10, 1888 | W.L. Tobby | Vise | |
 | 417,829 | Dec. 24, 1889 | J.B. Lowell | Wrench | |
 | 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 | |
 | 464,167 | Dec. 01, 1891 | A.C. Whittier | Chain Wrench | |
 | 464,168 | Dec. 01, 1891 | A.C. Whittier | Pipe Wrench | |
 | 540,452 | Jun. 04, 1895 | C.J. Maloney | Cutting Pliers | |
 | 543,494 | Jul. 30, 1895 | N.D. Macdonald | Pipe Wrench | |
 | 628,838 | Jul. 11, 1899 | J.H. Neal | Wrench | |