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All Patents in class 44/634 | |||||
Number | Date | Patentee | Title | Type | |
92,737 | Jul. 20, 1869 | C.R. Brinckerhoff | Improvement in harvesters | harvesters | |
1,650,495 | Nov. 22, 1927 | G.B. Damon | Briquetting apparatus |