Resource Type
8 Matching Results
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8
Copy-Holder.
Patent for a copy holder with a firmer clamp and a better support for the line indicating bar than previous versions.
Date:
September 29, 1908
Creator:
Flynn, Melvina L.
System:
The Portal to Texas History
Windmill-Gearing.
Patent for a gearing for windmills, which provides "a more even and steady... stroke of the pump rod" (lines10-11).
Date:
September 29, 1908
Creator:
Keys, Milton
System:
The Portal to Texas History
Well Pumping Apparatus
Patent for well pumping apparatus. This invention is designed for the improvement of pumping liquid from deep wells. Illustration included.
Date:
September 29, 1908
Creator:
Stephenson, William M.
System:
The Portal to Texas History
Valve.
Patent for a valve, which attaches easily to all sorts of liquid-filled reservoirs and is durable.
Date:
September 29, 1908
Creator:
Craddock, Lee Larrence & McCleary, John
System:
The Portal to Texas History
Hot Box Cooler and Oiler
Patent for a hot box cooler and oiler. This device is for cooling and lubricating journal boxes of railway cars. Illustration included.
Date:
September 29, 1908
Creator:
Barnes, Ned Eastman
System:
The Portal to Texas History
Shutter Attachment.
Patent for a shutter attachment to hold the slats in place in a variety of different positions and prevent them from rattling.
Date:
September 29, 1908
Creator:
McCaleb, John Lafayette
System:
The Portal to Texas History
Scraper.
Patent for an adjustable road and ditch building scraper.
Date:
September 29, 1908
Creator:
Edzards, Harm Uden
System:
The Portal to Texas History
Safety Device or Saw-Guard.
Patent for a saw guard to protect the fingers from accidentally being cut while cutting timber.
Date:
September 29, 1908
Creator:
Schubert, George
System:
The Portal to Texas History