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Patents for Thaddeus Hyatt | |||||
Number | Date | Patentee | Title | Type | |
1,867 | Nov. 26, 1840 | T. Hyatt, N.T. Winans | Manufacture of splits or sticks for friction and other matches | match making machines | |
53,250 | Mar. 13, 1866 | T. Hyatt | Improvement in the Preparation of Coffee | roasting coffee |