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| Patents for Rider, Wooster & Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 158,525 | Jan. 05, 1875 | A.K. Rider | Air-Vacuum Engines | hot air engines | |
| 180,641 | Aug. 01, 1876 | A.K. Rider | Chills for Casting | foundry machines | |