Resource Type
Counties
3 Matching Results
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Track Raiser.
Patent for improvements to railroad track raisers.
Date:
February 16, 1886
Creator:
Robburts, Geoorge W.
System:
The Portal to Texas History
Churn-Motor.
Patent for a butter churn with a "vertical rotary dasher" (line 19), including instructions and illustrations.
Date:
March 16, 1880
Creator:
Rogers, James P.
System:
The Portal to Texas History
Planter.
Patent for a new and improved planter. This design consists in "the combination of the hopper having the opening in its base, the seed-slide provided with the slot, the strip having the longitudinal adjusting-slot and set-screw, the pivoted vibrating lever, the limiting-bracket, the coiled spring, the pivoted reciprocating bar moving in the bracket and having the beveled rear end, the conveyer-wheel, and the arms standing from the side of the conveyer-wheel and actuating the bar" (lines 21-31).
Date:
October 16, 1888
Creator:
Knox, Washington Irvine
System:
The Portal to Texas History