Construction of the Hulls of Concrete Ships. (open access)

Construction of the Hulls of Concrete Ships.

Patent for "new and useful improvements in Construction of the Hulls of Concrete Ships" (lines 5-6). The improvements enable concrete hulls to be made efficiently, comparatively lightweight, and durable with a new form of rib reinforcement providing strength to withstand all strains of ocean travel.
Date: May 13, 1919
Creator: Holmgreen, Julius H.
Object Type: Patent
System: The Portal to Texas History
Flush-Valve (open access)

Flush-Valve

Patent for a flush valve designed for efficiency.
Date: September 13, 1921
Creator: Winckler, Henry J.
Object Type: Patent
System: The Portal to Texas History
Air-Brake and Starter for Automobiles. (open access)

Air-Brake and Starter for Automobiles.

Patent for multiple innovations to automobile air-brakes and starters, including improvements such as ease of use, reliability, and versatility amongst vehicle models.
Date: December 13, 1921
Creator: Green, Herbert
Object Type: Patent
System: The Portal to Texas History
Silo. (open access)

Silo.

Patent for a feed storage building that allows silage to be discharged from bottom, removing the opportunity for air and spoilage organisms to affect remaining feed when silage is removed. A screw- or auger-like conveying device moves feed downward and eliminates the need for multiple points of door or window access in upper portions of the silo.
Date: August 13, 1918
Creator: Holmgreen, Julius H.
Object Type: Patent
System: The Portal to Texas History
Impression Cake (open access)

Impression Cake

Patent for a new type of impression cake meant for the creation of dental and other kinds of molds.
Date: May 13, 1919
Creator: Downie, James H.
Object Type: Patent
System: The Portal to Texas History
Automobile Lock. (open access)

Automobile Lock.

Patent for "certain new and useful improvements in automobile locks", including instructions and illustrations.
Date: February 13, 1917
Creator: Needham, Edmund T.
Object Type: Patent
System: The Portal to Texas History
Milk Cooling and Aerating Apparatus (open access)

Milk Cooling and Aerating Apparatus

Patent for machine that aids in the cooling, and aerating process of milk, so efficiently that it does not require agigtation of the milk.
Date: March 13, 1917
Creator: Vance, James M.
Object Type: Patent
System: The Portal to Texas History
Flushing Device (open access)

Flushing Device

Patent for a flushing mechanism for water-closets (toilets) which operates in concert with the lifting and lowering of the seat.
Date: April 13, 1915
Creator: Kreter, Otto F. W.
Object Type: Patent
System: The Portal to Texas History
Sanitary Cuspidor (open access)

Sanitary Cuspidor

Patent for cuspidor that can be hidden from view, as well as hiding any unappealing odors.
Date: February 13, 1917
Creator: Lovece, Nicola
Object Type: Patent
System: The Portal to Texas History
Picture-Film Apparatus. (open access)

Picture-Film Apparatus.

Patent for a new and improved picture film apparatus. Improvements made to rewinding reels and prevention of strain on the film while in operation. Reels can be separated which allows for reuse with multiple films.
Date: June 13, 1916
Creator: McNeel, William Pinkney
Object Type: Patent
System: The Portal to Texas History
Photographic-Printing Apparatus. (open access)

Photographic-Printing Apparatus.

Patent for photographic printing apparatus for printing photographs from film or plate which aims to improve on previous models by making "the printing operation easy and efficient" (lines 20-21) including illustrations.
Date: June 13, 1916
Creator: Welsh, Monte
Object Type: Patent
System: The Portal to Texas History
Dirigible Headlight. (open access)

Dirigible Headlight.

Patent for new invention in automobile. This is made of low cost and highly efficient. This is operated from the steering gear of the automobile.
Date: June 13, 1916
Creator: Pepple, John. W.
Object Type: Patent
System: The Portal to Texas History
San Antonio Monthly Reports: January 1996 (open access)

San Antonio Monthly Reports: January 1996

Compilation of monthly reports from departments in the city of San Antonio, Texas providing statistics, project updates, and other information about services and activities.
Date: February 13, 1996
Creator: San Antonio (Tex.)
Object Type: Report
System: The Portal to Texas History
San Antonio Monthly Reports: May 1992 [Part 2] (open access)

San Antonio Monthly Reports: May 1992 [Part 2]

Compilation of monthly reports from departments in the city of San Antonio, Texas providing statistics, project updates, and other information about services and activities.
Date: May 13, 1992
Creator: San Antonio (Tex.)
Object Type: Report
System: The Portal to Texas History
East Central Independent School District Academic Excellence Indicators System Report: 1994-1995 (open access)

East Central Independent School District Academic Excellence Indicators System Report: 1994-1995

Annual report about the overall condition of the East Central Independent School District in San Antonio, providing statistics and assessments for the 1994-1995 school year.
Date: December 13, 1995
Creator: San Antonio (Tex.). East Central Independent School District.
Object Type: Report
System: The Portal to Texas History
Car-Coupling. (open access)

Car-Coupling.

Patent for certain new and useful improvements in car couplings, including instructions and illustrations.
Date: December 13, 1898
Creator: Thompson, George C.
Object Type: Patent
System: The Portal to Texas History
Coin Operated Vending Machine (open access)

Coin Operated Vending Machine

Patent for a coin operated vending machine that is meant to be inexpensive and adapted to protect the items being vended, and to allow adjustment for coins of different denominations.
Date: September 2, 1902
Creator: Fender, John Brown
Object Type: Patent
System: The Portal to Texas History
Collar-Shaping Machine. (open access)

Collar-Shaping Machine.

Patent for a collar shaping machine that produces fold-over collars for shirts.
Date: February 13, 1912
Creator: Hamilton, Joseph B.
Object Type: Patent
System: The Portal to Texas History
Combined Switch Socket and Plug (open access)

Combined Switch Socket and Plug

Patent for a combined switch socket and plug for lamps and light bulbs. Illustrations included.
Date: December 13, 1910
Creator: McNeel, William Pinkney
Object Type: Patent
System: The Portal to Texas History
Portable Waiter (open access)

Portable Waiter

Patent for a portable waiter comprised of wheels and a removable tray that is used to carry dishes to and from a dining room to a kitchen. Illustrations included.
Date: July 13, 1909
Creator: Hill, Georgie Fly
Object Type: Patent
System: The Portal to Texas History
Nut Lock (open access)

Nut Lock

Patent for a nut lock. Illustration included.
Date: June 13, 1905
Creator: Mills, Thomas M. & McKinnon, Thomas J.
Object Type: Patent
System: The Portal to Texas History
Compositor's Stick (open access)

Compositor's Stick

Patent for a compositor's stick. This invention is for the improvement of the mechanism for setting type and printing.
Date: October 13, 1903
Creator: Weeks, Frank W.
Object Type: Patent
System: The Portal to Texas History
Cheese Cutter (open access)

Cheese Cutter

Patent for a cheese cutter.
Date: October 13, 1903
Creator: Niggli, Emil
Object Type: Patent
System: The Portal to Texas History
Eyeglasses (open access)

Eyeglasses

Patent for "an improvement in eyeglasses; and it consists in certain novel constructions and combinations of parts" (lines 7-9), illustration and instructions included.
Date: March 13, 1900
Creator: Critzer, A. B.
Object Type: Patent
System: The Portal to Texas History