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Automatic Time-Check for Oil-Presses and Other Machines
Patent for a device that records the time in which a machine is in operation and in which it is idle to check the efficiency of the workmen and the work plant as a whole.
Date:
May 11, 1915
Creator:
Bell, Thomas
System:
The Portal to Texas History
Cotton-Boll Picker
Patent for an improvement to cotton ball harvesters.
Date:
May 11, 1915
Creator:
Hewitt, Daniel
System:
The Portal to Texas History
Fender.
Patent for a device "to be secured to the prow of a ship or vessel and which projects forwardly therefrom for the purpose of protecting the vessel against injury from a collision" (lines 13-16) including instructions and illustrations.
Date:
May 4, 1915
Creator:
Barton, Charles H.
System:
The Portal to Texas History