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Patents for Edward F. Hall | |||||
Number | Date | Patentee | Title | Type | |
6,951 | Dec. 18, 1849 | T. Blanchard | Bending wood | wood bending machines | |
19,541 | Mar. 09, 1858 | T. Blanchard | Mill for reducing substances | ||
20,137 | May 04, 1858 | T. Blanchard | Machine for bending wood | wood bending machines | |
103,926 | Jun. 07, 1870 | H.K. Porter | Improvement in calipers | calipers |