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Patents for Henry C. Walter | |||||
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Picture | Number | Date | Patentee | Title | |
![]() | 293,289 | Feb. 12, 1884 | H.C. Walter, E.P. Walter | Metal Planing Machine | |
![]() | 308,715 | Dec. 02, 1884 | E.P. Walter, H.C. Walter | Metal Planing Machine | |
308,716 | Dec. 02, 1884 | H.C. Walter, E.P. Walter | Metal Planing Machine | ||
412,215 | Jun. 15, 1889 | H.C. Walter, E.P. Walter | Machine for Cutting Special Pinions | ||
1,983,718 | Dec. 11, 1934 | W.L. Nies, H.C. Walter | Electric Power Generating Machine |