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All Patents in class 68/30 | |||||
Number | Date | Patentee | Title | Type | |
5,930X | Apr. 22, 1830 | H. Thurber | Washing machine | washing machines | |
8,159X | Apr. 21, 1834 | P. Horney | Revolving washing machine | washing machines | |
9,610X | Apr. 21, 1836 | H. Souder | Washing machine | washing machines |