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All Patents in class 34/168 | |||||
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Number | Date | Patentee | Title | Type | |
235,531 | Dec. 14, 1880 | E. Holmes, B. Holmes | Apparatus for Drying Barrels | barrel making machines | |
644,747 | Mar. 06, 1900 | C.F. Shumaker | Roasting Machine | coffee roasters |