Sunday 27 January 2013

PATENTS - 25


PATENTS - 25

1902
724,089 Operating Motors in Dust Laden
Atmospheres. . . . . . . . . . . . . .Dec. 18, 1902
750,102 Electrical Automobile. . . . . . . . .Dec. 18, 1902
758,432 Stock House Conveyor . . . . . . . . .Dec. 18, 1902
873,219 Feed Regulators for Grinding Machines. Dec. 18,
1902
832,046 Automatic Weighing and Mixing ApparatusDec. 18, 1902
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