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| All Patents in class 414/441 | |||||
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| Number | Date | Patentee | Title | Type | |
| 926,222 | Jun. 29, 1909 | J. Trekofski | Combined Hay Lifter and Stacker | hay or straw lifters | |
| 990,108 | Apr. 18, 1911 | H.T. Shipley, J.W. Challoner | Hay and Grain Loader | hay or straw loaders | |