Joint-Fastener. (open access)

Joint-Fastener.

Patent for a joint fastener for screens.
Date: May 9, 1911
Creator: Wright, David Alexander
Object Type: Patent
System: The Portal to Texas History
Electric Cigar-Lighter. (open access)

Electric Cigar-Lighter.

Patent for a cigar lighter in which the cigar is lit on a glowing surface, improves on the ease of operating a cigar lighter, and provides space for an advertisement.
Date: May 4, 1897
Creator: Handshy, Henry M.
Object Type: Patent
System: The Portal to Texas History
Cover for Kettles and the Like. (open access)

Cover for Kettles and the Like.

Patent for an improved cover for kettles, pots, saucepans, and other culinary vessels. The improved cover prevents hands from being burned by steam from the vessel.
Date: May 30, 1911
Creator: Cepeda, Josefa E.
Object Type: Patent
System: The Portal to Texas History
Cotton-Condenser. (open access)

Cotton-Condenser.

Patent for a cotton condenser that can receive lint cotton and form it into a continuous bat so that it can be passed from condenser to compress. It provides better quality of lint that is formed into the bat by removing dust and inferior fibers.
Date: May 30, 1911
Creator: Reagan, Edgar U. G.
Object Type: Patent
System: The Portal to Texas History
Baling-Press. (open access)

Baling-Press.

Patent for certain new and useful improvements in baling presses.
Date: May 17, 1898
Creator: Holmgreen, Julius H.
Object Type: Patent
System: The Portal to Texas History
Safety-Platform for Railway-Cars. (open access)

Safety-Platform for Railway-Cars.

Patent for an improvement to safety platforms for freight cars and other railway cars, intended to "protect the lives of trainment and others whose duties demand the rapid passing from car to car of a train while in motion" (lines 12-14).
Date: May 27, 1902
Creator: Holland, John & Wickline, William P.
Object Type: Patent
System: The Portal to Texas History
Safety-Razor-Blade Sharpener. (open access)

Safety-Razor-Blade Sharpener.

Patent for a safety razor blade sharpener with an improved arrangement of the metal grinding elements and a novel blade holder that can hold various types of blades and sharpen both sides, including illustrations.
Date: May 8, 1917
Creator: Hauser, Peter D.
Object Type: Patent
System: The Portal to Texas History
Safety Railroad Appliance (open access)

Safety Railroad Appliance

Patent for a railroad safety appliance, which "may be readily installed in connection with the air brake system of a train and be automatically operated to bleed the air line and effect the applying of the brakes in the event of displacement of the brake beam and thereby avoid possible displacement of the car."
Date: May 26, 1914
Creator: Kush, John, Jr.
Object Type: Patent
System: The Portal to Texas History
Sectional Rim (open access)

Sectional Rim

Patent for a sectional rim, which provides a sectional demountable tire rim with interlocking means to easily actuate and separate so that the tire can be removed from or applied to the rim.
Date: May 31, 1921
Creator: Williams, Harry S.
Object Type: Patent
System: The Portal to Texas History
Separator for Storage-Battery Plants (open access)

Separator for Storage-Battery Plants

Patent for a device that allows liquid in a storage battery to flow from one plate to another.
Date: May 11, 1920
Creator: Luthy, Joseph O.
Object Type: Patent
System: The Portal to Texas History
Washing-Machine. (open access)

Washing-Machine.

Patent for a washing machine that launders articles of clothing. The machine has a plunger that causes rotary movement allowing cleaning fluid to reach all articles, including illustrations.
Date: May 31, 1921
Creator: Carroll, Houston M., Sr.
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
Horse-Power And Pumping-Jack. (open access)

Horse-Power And Pumping-Jack.

Patent for a new and useful improvement in a horse power and jumping jack, including instructions and illustrations.
Date: May 23, 1899
Creator: Darlington, Benjamin F. & Clary, Edwin P.
Object Type: Patent
System: The Portal to Texas History
TELEMASP Bulletin, Volume 5, Number 2, May 1998 (open access)

TELEMASP Bulletin, Volume 5, Number 2, May 1998

Monthly bulletin issued to address topics related to law enforcement. This issue discusses "Merging Community-Oriented and Crime-Specific Policing Part Three of Seven" including topics such as targeted enforcement and different programs' descriptions and their effects.
Date: May 1998
Creator: Carter, David
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
Display or Advertising Device. (open access)

Display or Advertising Device.

Patent for a dimple, durable display or advertising device "which may be easily and conveniently used for displaying or exposing an advertising sign in a manner to attract attention to the same" (lines 14-17), including instructions and illustrations.
Date: May 14, 1918
Creator: Fox, William N.
Object Type: Patent
System: The Portal to Texas History
Differential Construction (open access)

Differential Construction

Patent for "a new and Improved Differential Construction" (lines 5-6). "The object of the present invention is to provide a differential particularly suitable for motor vehicles... whereby the spinning of the wheels... is effectually prevented while the relative movement thereof necessary in passing around curves is freely allowed" (lines 22-31).
Date: May 21, 1919
Creator: Reagan, Edgar U. G.
Object Type: Patent
System: The Portal to Texas History
Dirigible Automobile-Lamp (open access)

Dirigible Automobile-Lamp

Patent for a new automobile lamp that turns in conjunction with the steering wheel and an apparatus that attaches to automobiles to cradle the head lamp and stop it from vibrating.
Date: May 19, 1914
Creator: Freeborn, Sidney Mills
Object Type: Patent
System: The Portal to Texas History