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6 Matching Results
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Attachment for Display Figures
Patent for an attachment for display figures that fills out the sleeves of a garment.
Date:
April 23, 1912
Creator:
Beyette, William H.
System:
The Portal to Texas History
Boring-Drill.
Patent for detachable heads and plates for frusco-conical rollers that allow for space between drills, including illustrations.
Date:
April 23, 1918
Creator:
Reed, Clarence Edward
System:
The Portal to Texas History
Reamer.
Patent for an enlarged reamer for maintaining the gage of the hole comprising a head threaded at one end for attachment to the drill and disk-shaped reaming cutters housed in slots in the sides.
Date:
April 23, 1918
Creator:
Hughes, Howard R.
System:
The Portal to Texas History
Insect-Powder Duster
Patent for "a truck mounted upon wheels, to the reat end of which is adjusted a sifter that, as the machine is progressing, will have lateral reciprocating motion imparted thereto and eject powder through an attached meshed screen" (lines 10-15).
Date:
April 23, 1889
Creator:
Glover, Charles Bazel
System:
The Portal to Texas History
Pump
Patent for an improvement on the design of pumps used in the oil industry. This uses a combination of water, sand, grits, and other sediments for deep wells.
Date:
April 23, 1920
Creator:
Scott, Floyd L.
System:
The Portal to Texas History
Sampling Device for Artesian Wells
Patent for a sampling device for artesian wells to detect when oil has been reached.
Date:
April 23, 1912
Creator:
Bettis, William I.
System:
The Portal to Texas History