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Pipe - Grab.
Patent for new and useful improvements in pipe-graps for the purpose of "raising and lowering pipe and tools used in drilling oil-wells" (line 8-10), including illustrations.
Date:
May 20, 1902
Creator:
Matula, Valentine
System:
The Portal to Texas History
Pie-Plate Lifter
Patent for a pie plate lifter used to handle pie plates or other utensils should they be too hot. Illustrations included.
Date:
April 20, 1909
Creator:
Blue, Henry L.
System:
The Portal to Texas History