Locking Device for Car-Doors. (open access)

Locking Device for Car-Doors.

Patent for a locking device for a sliding train car capable of locking automatically upon close, including illustrations.
Date: May 9, 1916
Creator: Tierney, Henry J.
System: The Portal to Texas History
Ventilating-Fastener. (open access)

Ventilating-Fastener.

Patent for an improved tuft fastening device that provides ventilation through cushion tufts to make cushions cooler to the touch, including illustrations.
Date: May 8, 1917
Creator: Davis, Don M. & Underwood, Thomas J.
System: The Portal to Texas History
Churn (open access)

Churn

Patent for a churn that can produce butter in very short period of time with minimal effort.
Date: May 19, 1913
Creator: Hoefer, Charles Jr.; Belt, Marcus L. Jr. & Belt, William R.
System: The Portal to Texas History
Osteopathic Table (open access)

Osteopathic Table

Patent for improvements in Osteopathic Tables by adding mechanical parts to facilitate ease of movement and manipulation of the human body for "correcting and curing physical irregularities of the spine and ribs" (lines 19-20), includes instructions and illustrations.
Date: May 20, 1913
Creator: Sherwood, L. Walker
System: The Portal to Texas History
Combination Claw and Pinch Bar (open access)

Combination Claw and Pinch Bar

Patent for a combination claw and pinch bar that is adapted for use with railway tracks. Illustrations included.
Date: May 10, 1910
Creator: Clarke, Marcus S. & Adreon, Edward L.
System: The Portal to Texas History
Piano-Hammer. (open access)

Piano-Hammer.

Patent for a piano hammer, which has a strip of striking material that can be moved over to a new section when one section wears out, to increase the life of the hammer.
Date: May 24, 1910
Creator: Young, Henry E.
System: The Portal to Texas History