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Office of Scientific & Technical Information Technical Reports
297
Texas Laws and Resolutions Archive
136
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131
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772 Matching Results
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772
Door Operating and Locking Device.
Patent for an electric door or gate operating and locking device that allows for automatically opening and closing a door or gate and locking it when it is open or closed. This device may be turned off if necessary to allow for manually moving the door or gate and may be installed cheaply in preexisting structures.
Date:
May 18, 1915
Creator:
Pitts, Hood
Object Type:
Patent
System:
The Portal to Texas History
Discharge Device for Cotton-Seed Unloaders.
Patent for a discharge device in which cotton seed can be unloaded to an elevator, conveyer, or elsewhere. The invention also has the ability to clean and cool the cotton seed while being unloaded, also making it dry which makes it in better condition for storing.
Date:
May 18, 1920
Creator:
Golloher, Charles H.
Object Type:
Patent
System:
The Portal to Texas History
Device for Extracting Automobiles from Mud, Sand, or Ditches
Patent for a retractable device to lift and advance a vehicle over obstructions. The device can be operated from the drivers seat and can mover the vehicle forward or backward (p. 1, line 19-21).
Date:
May 18, 1920
Creator:
Nash, William A.
Object Type:
Patent
System:
The Portal to Texas History
Cotton-Picking Glove.
Patent for a cotton picking glove, which allows full movement of the fingers and has easily replaceable tips.
Date:
May 18, 1909
Creator:
Baggett, Neil J.
Object Type:
Patent
System:
The Portal to Texas History