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| Patents for James R. Bowen | |||||
| Number | Date | Patentee | Title | Type | |
| 253,778 | Feb. 14, 1882 | H.R. Sillman | Machine for making spools, &c. | spool or bobbin machines | |
| 268,247 | Nov. 28, 1882 | J. Lamont | Packing for bottles, jars, &c. | ||
| 279,780 | Jun. 19, 1883 | F.L. Magaw | Chain sawing-machine | other wood sawing machines | |
| 279,781 | Jun. 19, 1883 | F.L. Magaw | Chain cutter | sawblades | |
| 282,765 | Aug. 07, 1883 | J.A. Peer | Chuck | ||
| 284,933 | Sep. 11, 1883 | G.W. Wilbur | Pipe Tongs | pipe tongs | |