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All Patents in class D15/29 | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | D28,543 | May 03, 1898 | W. Stevens | Design for a Tooth for Cylinder Concaves of Threshing Machines | |
![]() | D29,894 | Dec. 27, 1898 | H.C. Clay | Separator or Clover Tooth Huller |