Locking System for Jail-Doors (open access)

Locking System for Jail-Doors

Patent for locking system for jail doors where locks of a series of cell doors can be operated simultaneously.
Date: January 27, 1903
Creator: Youngblood, David Franklin
Object Type: Patent
System: The Portal to Texas History
Portable Convict-Cage. (open access)

Portable Convict-Cage.

Patent for a portable convict cage for housing prisoners while out in work gangs, which is on wheels, is difficult to attack or leave, and provides numerous cots inside.
Date: May 25, 1909
Creator: Youngblood, David Franklin
Object Type: Patent
System: The Portal to Texas History
Trap (open access)

Trap

Patent for a trap for rodents. The invention consists of multiple doors for actuation by the weight of the rodent. Illustration included.
Date: April 16, 1907
Creator: Yturri, Henry
Object Type: Patent
System: The Portal to Texas History
Floor-Clamp. (open access)

Floor-Clamp.

Patent for a simple and inexpensive floor-clamp that aids in laying floors so that the floor is laid uniformly and has a good joint. This prevents the floors from warping or curving.
Date: October 18, 1892
Creator: Zauner, Alexander
Object Type: Patent
System: The Portal to Texas History
Tumbler-Washer. (open access)

Tumbler-Washer.

Patent for a device that is meant to thoroughly clean the inside and outside of glasses, mugs, and similar articles. The operator need not get their hands wet, and the brushes that clean the glasses are adjustable for different sized glasses.
Date: August 22, 1893
Creator: Zauner, Alexander
Object Type: Patent
System: The Portal to Texas History
Automobile Signal (open access)

Automobile Signal

Patent for the creation of signals to be used in conjunction with automobiles during traffic.
Date: February 22, 1921
Creator: Ziegenbalg, Emil
Object Type: Patent
System: The Portal to Texas History
Liquid Hydrocarbon Burner (open access)

Liquid Hydrocarbon Burner

Patent for a liquid hydrocarbon burner used to vaporize liquid hydrocarbons (e.g., kerosene, crude oil) for use in heating and cooking.
Date: September 22, 1914
Creator: von Hohenstein, Charles
Object Type: Patent
System: The Portal to Texas History
Achieve World Class Excellence In Medical Services (open access)

Achieve World Class Excellence In Medical Services

Report outlining the plans for San Antonio to position itself as an international bioscience center. Includes plans to support the emergence of first-rank clinical centers, long-term recovery-recuperation facilities, and continued expansion of current bioscience facilities.
Date: June 21, 1988
Creator: unknown
Object Type: Book
System: The Portal to Texas History

Bicycle Travel Corridors

Map of existing and possible future bike corridors in the city of San Antonio, Texas and the surrounding area. It accompanied a report about overall bicycle mobility in the region and long-term plans for bicycle transportation.
Date: unknown
Creator: unknown
Object Type: Map
System: The Portal to Texas History