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| Patents for Albert P. Sibley | |||||
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| Picture | Number | Date | Patentee | Title | |
| 384,871 | Jun. 19, 1888 | A.P. Sibley | Pulley | ||
 | 394,407 | Dec. 11, 1888 | G.O. Ware, A.P. Sibley | Bushing for split pulleys | |
 | 412,677 | Oct. 08, 1889 | A.P. Sibley | Drill-press | |
 | 437,520 | Sep. 30, 1890 | G.O. Ware, A.P. Sibley | Split pulley | |
 | 462,884 | Nov. 10, 1891 | G.O. Ware, A.P. Sibley | Drilling-machine | |
 | 600,598 | Mar. 15, 1898 | A.P. Sibley | Automatic stop for self-feed drilling-machines | |