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Flue-Cleaner.
Patent for a portable flue cleaner for boilers. Through a nozzle on the cleaner, the flue cleaner uses the steam from the boiler to remove dirt, dust and soot. The dirt is forced out of the boiler when the steam escapes.
Date:
August 17, 1915
Creator:
Leonard, Carl
System:
The Portal to Texas History
Collapsible Box.
Patent for collapsible box which uses hinges to strengthen the box and to allow the box to be collapsed easily for easy storage.
Date:
April 20, 1915
Creator:
Smith, James A.
System:
The Portal to Texas History