Apparatus for Treating Granular Materials (open access)

Apparatus for Treating Granular Materials

Patent for an apparatus for treating granular materials. Illustrations included.
Date: October 29, 1912
Creator: Lanaux, Alfred A.
Object Type: Patent
System: The Portal to Texas History
Bearing for Driving and Other Shafts. (open access)

Bearing for Driving and Other Shafts.

Patent for a bearing or other driving shafts which can be easily removed without harming the rest of the machine. Illustration is included.
Date: March 31, 1908
Creator: Wiggs, James A., Jr.
Object Type: Patent
System: The Portal to Texas History
Bandage. (open access)

Bandage.

Patent for bandage that prevents and/or reduces the occurrence of "double chin."
Date: March 20, 1906
Creator: Hardee, Virginia E.
Object Type: Patent
System: The Portal to Texas History
Hydraulic-Drill (open access)

Hydraulic-Drill

Patent for an improved hydraulic drill to penetrate and bore holes into earth, clay and similar materials, including illustrations.
Date: August 11, 1903
Creator: Higgins, Pattillo
Object Type: Patent
System: The Portal to Texas History