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| Patents for Robert Stroud | |||||
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| Number | Date | Patentee | Title | Type | |
| CA-127,055 | Jul. 19, 1910 | R. Stroud | Disc friction clutch | friction clutches | |
| CA-127,056 | Jul. 19, 1910 | R. Stroud | Expansion friction clutch | friction clutches | |