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| Patents for W. P. Bartley & Co. | |||||
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| Picture | Number | Date | Patentee | Title | |
| XC-625 | Apr. 22, 1856 | E.E. Gilbert | New and improved machine for sawing, called by him Gilbert's Steam Sawyer | ||
| XC-3,267 | Jun. 11, 1869 | W.P. Bartley | Improvements on steam engines and pumps | ||
 | 126,183 | Apr. 30, 1872 | J. Charlton | Improvement in couplings for shaftings | |