Resource Type

Month

Apparatus for Expressing the Fluids Out of Paraffin Compositions and Separating the Scale Therefrom (open access)

Apparatus for Expressing the Fluids Out of Paraffin Compositions and Separating the Scale Therefrom

Patent for an apparatus for expressing the fluids out of paraffin compositions and separating the scale therefrom. Illustrations included.
Date: March 4, 1913
Creator: Hansen, Julius
System: The Portal to Texas History
Life-Saving Device. (open access)

Life-Saving Device.

Patent for a collapsible life-saving device that can be stored in little space on a ship or dock and unfolded quickly for use as a flotation device for several persons.
Date: March 18, 1913
Creator: Bradford, Thomas C.
System: The Portal to Texas History