Resource Type

Watch-Charm. (open access)

Watch-Charm.

Patent for watch charms or badges with "interchangeable emblems" (lines 11-12) to facilitate on-demand charm or badge creation through a separate stock of emblem carriers and the "interchangeable emblems."
Date: October 31, 1911
Creator: Friedman, Bernhard Z.
System: The Portal to Texas History
Continuous Oil-Press. (open access)

Continuous Oil-Press.

Patent for a continuous oil press for use in pressing oil from seeds, nuts, and fruits.
Date: October 31, 1911
Creator: Blain, Frank A. & Hill, Clyve D.
System: The Portal to Texas History
Improvement in Oil-Burners (open access)

Improvement in Oil-Burners

Patent for an oil burner to be used with heating ranges, stoves, boilers, and furnaces.
Date: October 17, 1911
Creator: Essex, Winfield S.
System: The Portal to Texas History