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| All Patents of Type: streetcars and trolleys | |||||
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| Number | Date | Patentee | Title | Type | |
| 6,063X | Jul. 07, 1830 | J. Pollack | Self Adjusting Rail Road Street Car | streetcars and trolleys | |
| 632,849 | Sep. 12, 1899 | W. Sellers, E.M. Putnam | Trolley Wheel | streetcars and trolleys | |
| 828,585 | Aug. 14, 1906 | H. Thurston | Circuit-closer for trolley-signals | streetcars and trolleys | |