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All Patents in class 15/84 | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 983,405 | Feb. 07, 1911 | O.A. Scheidler, H.R. Scheidler | Street Sweeping Machine | |
1,673,780 | Jun. 12, 1928 | C.E. Sargent | Street Sweeper |