Process for Converting Sodium Sulfate to Sodium Sulfid. (open access)

Process for Converting Sodium Sulfate to Sodium Sulfid.

Patent for converting sodium sulfate to sodium sulfid, it is a process conversion of chemical compounds sodium sulfate to sodium sulfid.
Date: November 22, 1921
Creator: Anderson, Robert James
System: The Portal to Texas History
Coin-Wrapping Device. (open access)

Coin-Wrapping Device.

Patent for a coin wrapper (primarily used in banks) that uses a strip of carbon paper to create an imprint of the coins contained inside, which will remain after the coins are removed. The purpose of this is to create a record of the original number of coins to facilitate their counting and verification.
Date: November 15, 1921
Creator: Mohr, Arthur D.
System: The Portal to Texas History
Mop (open access)

Mop

Patent for a mop attachment with an opening to receive a handle of the broom and a pair of attaching strips to be tied to the broom handle. It is used to prevent lateral shifting when in place on the broom.
Date: November 30, 1920
Creator: Glenn, William H.
System: The Portal to Texas History
Slime-Pulp Thickener (open access)

Slime-Pulp Thickener

Patent for a new and useful improvement in slime pulp thickeners
Date: November 30, 1920
Creator: Allen, Charles
System: The Portal to Texas History
Packing-Gasket (open access)

Packing-Gasket

Patent for a packing gasket comprising a soft metal sleeve formed to a non-leaking joint between connected pipes.
Date: November 6, 1920
Creator: Allison, Jesse H.
System: The Portal to Texas History
Can Opener. (open access)

Can Opener.

Patent for "a can opener intended for use in removing or cutting the closures or tops from cans or other sheet metal receptacles." [lines 8-11]
Date: November 25, 1919
Creator: Crawford, Hezekiah H.
System: The Portal to Texas History
Means For Injecting Sealing Liquid Into Tires. (open access)

Means For Injecting Sealing Liquid Into Tires.

Patent for a means for injecting sealing liquid into tires. This is an "improved mechanism for introducing a sealing liquid into a pneumatic tire" (lines 31-32). Illustration included.
Date: November 25, 1919
Creator: Anthony, Daniel Luther
System: The Portal to Texas History
Windmill (open access)

Windmill

Patent for a windmill that rotates on a vertical and horizontal axis. The blades are mounted to stop in order to prevent damage to the windmill should pressure occur.
Date: November 11, 1919
Creator: Brown, Archie Edwards
System: The Portal to Texas History
Automatic Train Signal (open access)

Automatic Train Signal

Patent for new automatic train signal. It was invented to improve train signaling systems for automatic trains.
Date: November 19, 1918
Creator: Bulla, Melburn Bernie
System: The Portal to Texas History
Automatic Stop and Adviser for Locomotives. (open access)

Automatic Stop and Adviser for Locomotives.

Patent for an automatic stop and advisor for locomotives.
Date: November 9, 1918
Creator: Battaglino, Joseph
System: The Portal to Texas History
Form For Concrete Vessels (open access)

Form For Concrete Vessels

Patent for large, concrete vessels, meant as a mold to "be used again and again in building different vessels" (lines 17-18).
Date: November 5, 1918
Creator: Kroeger, Otto P.
System: The Portal to Texas History
Braking Actuating Mechanism for Automobiles (open access)

Braking Actuating Mechanism for Automobiles

Patent for an improvement to braking actuating mechanism for automobiles to allow for safer braking with the lever right of the driver's seat, in particular adaptable to Ford emergency brakes.
Date: November 30, 1917
Creator: Baker, Howard A.
System: The Portal to Texas History
Track Appliance for Automatic Stops (open access)

Track Appliance for Automatic Stops

Patent for a new and improved track appliance for automatic stops in relation to railway trains.
Date: November 6, 1917
Creator: Bulla, Melbern B.
System: The Portal to Texas History
Arch and Instep Support for Boots and Shoes (open access)

Arch and Instep Support for Boots and Shoes

Patent for a removable arch and instep support as part of a shoe or boot.
Date: November 14, 1916
Creator: Rokahr, Charles
System: The Portal to Texas History
Projection Apparatus (open access)

Projection Apparatus

Patent for projection apparatus to project moving pictures on to screens.
Date: November 14, 1916
Creator: Norte, Francisco
System: The Portal to Texas History
Automatic Train Stop (open access)

Automatic Train Stop

Patent for train signal to indicate it will stop.
Date: November 7, 1916
Creator: Bulla, Melbern B.
System: The Portal to Texas History
Automatic Train Stop (open access)

Automatic Train Stop

Patent for Automatic Train-stop
Date: November 7, 1916
Creator: Bulla, Melbern B.
System: The Portal to Texas History
Cab-Signal and Automatic Stop (open access)

Cab-Signal and Automatic Stop

Patent for a cab-signal and automatic stop that "relates to railway safety appliances and has particular reference to signals carried preferably within the locomotive cab." (lines 9-12) includes instruction and illustrations.
Date: November 7, 1916
Creator: Bulla, Melbern Bernie
System: The Portal to Texas History
Cutter-Head (open access)

Cutter-Head

Patent for a cutter head, related to cutter heads used for woodworking machinery, including instructions and illustrations.
Date: November 24, 1914
Creator: Crawford, John Mack
System: The Portal to Texas History
Slime-Separator. (open access)

Slime-Separator.

Patent for a slime-separator "to provide means for automatically regulating the separate water flow, and discharging the solid proportionally with the settling of the solids in the receptacle" (lines 44-47). The patent includes illustrations and instructions.
Date: November 24, 1914
Creator: Allen, Charles
System: The Portal to Texas History
Gate. (open access)

Gate.

Patent for a gate "in which the one hinge point is adapted to be shifted to cause the gate to swing in one direction or the other... [by] providing means for shifting the hinge point of the gate from a carriage or a wagon on the roadway without leaving the latter" (lines 11-13, 15-17); including instructions and illustrations.
Date: November 11, 1913
Creator: Craig, Sam A.
System: The Portal to Texas History
Pump Working Barrel. (open access)

Pump Working Barrel.

Patent for a pump working barrel, construction of glass pump cylinder
Date: November 11, 1913
Creator: Kilburn, John Franklin
System: The Portal to Texas History
Stamp and Coin Envelop. (open access)

Stamp and Coin Envelop.

Patent for stamp and coin envelope that has "a separate pocket for receiving coin, postage stamps or sundry articles to be transmitted through the mail in such a manner as to be kept separate from the contents of the envelop and also to insure safe delivery" (lines 9-14), including illustrations.
Date: November 4, 1913
Creator: Zivley, Dennis C.
System: The Portal to Texas History
Hay-Press (open access)

Hay-Press

Patent for a hay-press that has an improved plunger.
Date: November 12, 1912
Creator: Wetzig, Ernest L.
System: The Portal to Texas History