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All Patents in class 222/370 | |||||
Number | Date | Patentee | Title | Type | |
286,910 | Oct. 16, 1883 | H. Bickford, A. Cunningham | Fertilizer-distributer | ||
509,298 | Nov. 21, 1893 | D.P. Cardozo | Apparatus for Roasting Coffee or Other Substances | coffee roasters | |
873,108 | Dec. 10, 1907 | S.A. Freeman, C.E. Throop | Electric Lamp Holder |