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Patents for Cornelius Whitehouse | |||||
Number | Date | Patentee | Title | Type | |
88,760 | Apr. 06, 1869 | C. Whitehouse | Improvement in bits and augers | drill bits | |
91,503 | Jun. 15, 1869 | C. Whitehouse | Improved Process for Making Augers and Boring-Bits | making drills and augers | |
364,153 | May 31, 1887 | C. Whitehouse | Auger Bit | auger bits |