6 Matching Results
Results open in a new window/tab.
Results:
1 - 6 of
6
Automatic Air Device for Gas Engines.
Patent for a removable automatic air device for delivering air to gas engines in proportion to the speed of the engine.
Date:
April 3, 1917
Creator:
Rivers, Charles A.
System:
The Portal to Texas History
Envelop.
Patent for "simple envelop which can be cheaply manufactured and which cannot be fraudulently tampered with or opened for the purpose of removing its contents without mutilating or injuring the envelop to an extent which would be noticable" (lines 9-14), including illustrations.
Date:
April 3, 1917
Creator:
Moore, Essie H.
System:
The Portal to Texas History
Grading Apparatus.
Patent for improvements in grading apparatus to make it "comparatively simple and inexpensive in construction" (line 10) and readily adjustable.
Date:
April 3, 1917
Creator:
Anderson, Lycurgus
System:
The Portal to Texas History
Jogger Attachment for Platen Printing-Press
Patent for an automatic jogging attachment for platen presses. The attachments are unique because they can be placed on the press without alterations, they allow for the stacking of sheets in a uniform manner while also being more durable and efficient.
Date:
April 3, 1917
Creator:
Howard, Lewis F.
System:
The Portal to Texas History
Patent for Farming Implement
Patent for Farming Implement
Date:
April 3, 1917
Creator:
Miller, Marion R.
System:
The Portal to Texas History
Self Locking Mechanism for Steering Wheel Shafts of Automobiles.
Patent for new and useful improvements to the shaft of steering wheels making them safer and easier to handle.
Date:
April 3, 1917
Creator:
Cowart, Stephen A.
System:
The Portal to Texas History