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All Patents in class 425/415 | |||||
Number | Date | Patentee | Title | Type | |
1,166,558 | Jan. 04, 1916 | H.C. Little, F.E. Stevenson | Press | hydraulic presses | |
1,357,258 | Nov. 02, 1920 | F.E. Stevenson | Press | hydraulic presses | |
1,456,752 | May 29, 1923 | E.W. Zeh | Power tile press | brick and tile making machines |