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Car Truck Bolster (open access)

Car Truck Bolster

Patent for a car-truck bolster. The design improves upon existing versions to bolster a car or truck in order to readily makes repairs in a simple and expeditious manner. The bolster can be taken apart which allows for each part to be replaced separately.
Date: January 30, 1906
Creator: Fowler, T.
System: The Portal to Texas History
Combination-Tool. (open access)

Combination-Tool.

Patent for a combination tool that provides "a novel form of tool-head arranged to interchangeably carry a plurality of tools of different characters, whereby the single tool-head may be employed in various capacities" (lines 8-12), including illustrations.
Date: January 30, 1906
Creator: Spicer, John R.
System: The Portal to Texas History
Cooking Stove Attachment (open access)

Cooking Stove Attachment

Patent for a cooking stove attachment. The attachment goes inside the oven of the cooking-stove to prevent food from being burned while cooking. Moisture is supplied to the oven to prevent blistering of bread while baking and improve the general baking and roasting qualities of the oven.
Date: January 30, 1906
Creator: Green, G. F.
System: The Portal to Texas History
Car-Coupling. (open access)

Car-Coupling.

Patent for a car coupling that is simple and can be inexpensively manufactured. The invention's object is "to provide a link controlling device to be used in coupling cars together where the cars have draw-heads of the same or different heights which will render it unnecessary for a person to go between the cars during the operation" (lines 11-16).
Date: January 30, 1894
Creator: Smart, John W.
System: The Portal to Texas History
Clevis. (open access)

Clevis.

Patent for a simple, inexpensive, and improved clevis that can be easily manufactured and employed to a draft-beam. It can be used without a lapring in order to connect to a singletree. The singletree can have its "staple or eye...disposed in a plane with the said singletree" (lines 16-17).
Date: January 30, 1894
Creator: Word, Aaron Matthias
System: The Portal to Texas History
Cattle-Guard. (open access)

Cattle-Guard.

Patent for a simple and inexpensive cattle-guard that has comprising rollers which can be independently and easily replaced. The bars that hold the rollers can also be easily removed.
Date: January 30, 1894
Creator: Lefléve, Louis
System: The Portal to Texas History
Duplex sampling apparatus and method (open access)

Duplex sampling apparatus and method

An improved apparatus is provided for sampling a gaseous mixture and for measuring mixture components. The apparatus includes two sampling containers connected in series serving as a independently determine the amounts of condensable and noncondensable gases in admixture from a single sample. More specifically, a first container includes a first port capable of selectively connecting to and disconnecting from a sample source and a second port capable of selectively connecting to and disconnecting from a second container. A second container also includes a first port capable of selectively connecting to and disconnecting from the second port of the first container and a second port capable of either selectively connecting to and disconnecting from a differential pressure source. By cooling a mixture sample in the first container, the condensable vapors form a liquid, leaving noncondensable gases either as free gases or dissolved In the liquid. The condensed liquid is heated to drive out dissolved noncondensable gases, and all the noncondensable gases are transferred to the second container. Then the first and second containers are separated from one another in order to separately determine the amount of noncondensable gases and the amount of condensable gases in the sample.
Date: January 30, 1991
Creator: Brown, P. E. & Lloyd, R.
System: The UNT Digital Library
Water-Wheel (open access)

Water-Wheel

Patent for a water wheel adapted for use in running machinery such as pumps. It uses a series of connected buckets mounted to turn on an axle, alternately charging the buckets with water.
Date: January 30, 1912
Creator: Verde, Giuliano
System: The Portal to Texas History
Violin. (open access)

Violin.

Patent for violin with special arrangement of two strings. The two strings produce similar tones when vibrated.
Date: January 30, 1917
Creator: Rice, John Henry
System: The Portal to Texas History
Vehicle-Step. (open access)

Vehicle-Step.

Patent for a new and useful vehicle step, including instructions and illustrations.
Date: January 30, 1900
Creator: Erikson, Eduard August Olef
System: The Portal to Texas History
Trunk-Corder. (open access)

Trunk-Corder.

Patent for "Improvement in Trunk-Corders." (line 5-6) including instructions and illustrations.
Date: January 30, 1906
Creator: Kessee, Walter Lee
System: The Portal to Texas History
Insect-Trap. (open access)

Insect-Trap.

Patent for new and useful improvements in insect-traps, including instructions and illustrations.
Date: January 30, 1900
Creator: Boyd, George H.
System: The Portal to Texas History
Improvements in Bread-Pans (open access)

Improvements in Bread-Pans

Patent for a bread pan with attached lid that slices bread as it bakes. Includes instructions and illustration.
Date: January 30, 1912
Creator: Jefferson, George F.
System: The Portal to Texas History
Lawn-Trimmer. (open access)

Lawn-Trimmer.

Patent for a new and useful lawn trimmer, including instructions and illustrations.
Date: January 30, 1900
Creator: Luke, William
System: The Portal to Texas History
Improvement in Apparatus for Preserving Meats and Vegetables (open access)

Improvement in Apparatus for Preserving Meats and Vegetables

Patent for "improvement in apparatus" for the use of "preserving meats, vegetables, fruits &c." (lines 5, 16-17) including construction specifications and illustrations.
Date: January 30, 1872
Creator: Maxwell, William
System: The Portal to Texas History
Improvement in Bale-Ties. (open access)

Improvement in Bale-Ties.

Patent for "an improved fastening or tie for cotton-bales, &c.; and it consists of two angular plates, secured at the rear part to one end of the band generally used in baling cotton, &c., and the front part thereof being provided with V-shaped jaws, which engage with angular slots in the opposite end of the band." (Lines 12-19) Includes instructions and illustrations.
Date: January 30, 1877
Creator: Hanson, Asbury J.
System: The Portal to Texas History
Hotel-Register And Advertising-Card Cabinet. (open access)

Hotel-Register And Advertising-Card Cabinet.

Patent for a new and useful hotel register and advertising card cabinet, including instructions and illustrations.
Date: January 30, 1900
Creator: Duncan, Selden
System: The Portal to Texas History
Electric Circuit Breaker (open access)

Electric Circuit Breaker

Patent for circuit control apparatus that automatically opens the circuit when conditions are abnormal.
Date: January 30, 1917
Creator: Nielssen, Steffen F.
System: The Portal to Texas History
Gage Cock (open access)

Gage Cock

Patent for gage cock.
Date: January 30, 1917
Creator: Lang, Victor A.
System: The Portal to Texas History
Locking Mechanism (open access)

Locking Mechanism

Patent for locking mechanism, particulalry used in locking liquid dispensing machines.
Date: January 30, 1917
Creator: Bradley, Richard C.
System: The Portal to Texas History
Grate (open access)

Grate

Patent for grate that are applied to the fire box of a boiler.
Date: January 30, 1917
Creator: Brown, Sidney E. & Kain, Harry C.
System: The Portal to Texas History
Milk-Strainer and Support Therefor. (open access)

Milk-Strainer and Support Therefor.

Patent for a milk strainer that prevents splashing and spilling of milk. The strainer will rest on top a separate supply tank that collects milk without the need for a person to hold the strainer.
Date: January 30, 1912
Creator: Ebner, Hermann J.
System: The Portal to Texas History
Pump-Jack. (open access)

Pump-Jack.

Patent for an improved version of "operating pumps and similar apparatus" (lines 8-9).
Date: January 30, 1906
Creator: York, Francis M.
System: The Portal to Texas History
Improvement in Bale-Ties (open access)

Improvement in Bale-Ties

Patent for a new and improved cotton bale tie utilizing a simple and fast pronged buckle tie which is simple and cheap to manufacture.
Date: January 30, 1875
Creator: Jones, Henry Bradley
System: The Portal to Texas History