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| Patents for Phillips' Mfg. Co. | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 122,402 | Jan. 02, 1872 | Z.C. Phillips | Improvement in boring-machines | |
 | 158,809 | Jan. 19, 1875 | Z.C. Phillips | Improvement in boring-machines | |
 | 296,053 | Apr. 01, 1884 | Z.C. Phillips | Boring-machine | |