Resource Type

Amusement Apparatus. (open access)

Amusement Apparatus.

Patent for improvements to the Amusement Apparatus that can be more easily constructed and supports swimmers by the use of horizontal and vertical bars on each side of the device with the horizontal bars rotate independently. Includes illustration.
Date: November 4, 1919
Creator: Williams, May Brown
System: The Portal to Texas History
Line Type Casting Machine. (open access)

Line Type Casting Machine.

Patent for a linotype machine with improvements to the float, the ejector, and slugs magazine.
Date: November 4, 1919
Creator: Wilmans, Lloyd I.
System: The Portal to Texas History
Explosive Projectile. (open access)

Explosive Projectile.

Patent for an improved, non-ricocheting explosive projectile.
Date: November 4, 1919
Creator: Rohling, Frank J.
System: The Portal to Texas History
Adjustable Crib or Bed. (open access)

Adjustable Crib or Bed.

Patent for improvements in Adjustable Cribs or Beds for children to sit beside the bed of the mother or guardian of the child. Made to be "easily and quickly attachable to or connected with any make of" (lines 17-19) the adult's bed "so that the mattresses of the bed and crib will be perfectly even or flush, without space...between them" (lines 20-22). Includes illustrations.
Date: November 25, 1919
Creator: Rece, Frank S.
System: The Portal to Texas History
Automobile-Lock. (open access)

Automobile-Lock.

Patent for an inexpensive automobile lock that is adapted to fit the front bumper of an automobile and designed to lock the two front wheels in place.
Date: November 4, 1919
Creator: Tiedemann, Otto
System: The Portal to Texas History