Resource Type

States

Stock Tank (open access)

Stock Tank

Patent for an improved water tank for livestock, connecting an elevated reservoir to a trough at ground level.
Date: August 19, 1902
Creator: Wright, Wayne C.
System: The Portal to Texas History
Telephone System. (open access)

Telephone System.

Patent for improvements to an automatic switchboard "to provide a construction of board and a connected system of wiring which will permit a subscriber at a telephone in one town to call up the operator or central at a distant point and converse with him without operating the other instruments in his town and at the same time preventing other subscribers from breaking into the line" (lines 12-20).
Date: December 23, 1902
Creator: Wright, Wayne C.
System: The Portal to Texas History
Riding-Spur. (open access)

Riding-Spur.

Patent for improvement in riding-spurs for horsemen by “using an open-ended socket, a shank having limited sliding movement in the socket, a rowel freely journaled at the outer end of the shank, and a spring inclosed within the socket and serving to hold the shank normally outward, the tines or points of the rowel being adapted to engage the socket and secure the rowel against rotation when the shank is pressed inward.” (P. 2, lines 6-14.) Illustration is included.
Date: March 4, 1902
Creator: Ridings, John G.
System: The Portal to Texas History