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| Patents for Millspaugh, Rowley & Millspaugh | |||||
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| Number | Date | Patentee | Title | Type | |
| 122,774 | Jan. 16, 1872 | J.H. Millspaugh | Improvement in panel-raising machines | panel raising machines | |
| 125,618 | Apr. 09, 1872 | E.A. Rowley | Improvement in cutter-heads | cutterheads | |