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Cleaning Apparatus.
Patent for a cleaning apparatus, which cleans objects by blasting air across them and has an air cleaning system for use after the cleaning is done.
Date:
June 1, 1909
Creator:
Mayo, William C. & Houlehan, John
System:
The Portal to Texas History
Lubricating-Packing.
Patent for lubricating packing, which lasts a long time under high pressure.
Date:
June 8, 1909
Creator:
Stewart, Martin L. & Carr, Frank A.
System:
The Portal to Texas History
Letter-Tying Device
Patent for a package tie. Illustrations included.
Date:
June 22, 1909
Creator:
Greenwood, Bluford Preston
System:
The Portal to Texas History
Filtering-Machine
Patent for a filtering machine which operates centrifugally to filter out solid matter from liquids. Illustrations included.
Date:
June 22, 1909
Creator:
Wilder, Richardson Timothy
System:
The Portal to Texas History
Head-Rest Support.
Patent for a head rest support for placing a barbers chair head rest on while it is not in use.
Date:
June 1, 1909
Creator:
Wilkins, Willis A.
System:
The Portal to Texas History