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Patents for Henry B. Newhall | |||||
Number | Date | Patentee | Title | Type | |
D46,779 | Dec. 15, 1914 | H.W. Pleister | Housing for breast drills | breast drills | |
1,217,909 | Mar. 06, 1917 | H.C. Brown | Combination Vise, Anvil and Drill, and Parts Thereof | combined anvil vises and drills | |
1,217,910 | Mar. 06, 1917 | H.C. Brown | Vise | combined anvil vises and drills | |
1,217,911 | Mar. 06, 1917 | H.C. Brown | Drill mechanism | combined anvil vises and drills |