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All Patents in class 222/414 | |||||
Number | Date | Patentee | Title | Type | |
RE10,983 | Feb. 05, 1889 | J. Hendy, J.H. Hendy | Ore-feeder | ||
682,158 | Sep. 10, 1901 | D.L. Adelsperger | Apparatus for Grinding, Crushing, or Feeding | grinding mills | |
930,089 | Aug. 03, 1909 | C.A. Salzman | Biscuit-cabinet |