Resource Type

Earth-Auger. (open access)

Earth-Auger.

Patent for an earth-auger meant to dig post-holes. It has a lateral "cutting-edge and a continuous cutting-edge from its point to its top, said cutting-edge receding continuously and uniformly from the axis of rotation of the tool, whereby it cuts from the center outward and gradually widens or increases the diameter of the hole at any given point until this point is reached by the periphery of the ears or basin at the top of the bit, and, furthermore, to provide means for packing or smoothing the sides of the hole" (lines 13-23).
Date: January 28, 1896
Creator: Pederson, Hans
System: The Portal to Texas History
Nursing Bottle. (open access)

Nursing Bottle.

Patent for a new and improved nursing bottle. This design consists in "[t]he combined breast-pump, feeding-tube, nursing-bottle, and nipple-shield, comprising the bottle, the stopper having the openings, the tube, the plug, the flexible tube, and the nipple-shield having the nozzle adapted to be inserted in[to the] opening and attached to the flexible tube" (lines 6-12).
Date: January 28, 1890
Creator: Graves, Henry North
System: The Portal to Texas History