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Lubricating Device.
Patent for a device that lubricates cylinders via the intake manifold that responds to small changes in pressure.
Date:
August 15, 1916
Creator:
McKay, Guy
System:
The Portal to Texas History
Silo.
Patent for an adjustable size silo, including illustrations.
Date:
August 17, 1915
Creator:
Starr, William Burr
System:
The Portal to Texas History