67 Matching Results

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Screen for Wells. (open access)

Screen for Wells.

Patent for a well screen for water or oil wells.
Date: March 8, 1910
Creator: Dahl, Harry M.
System: The Portal to Texas History
Seed-Planter (open access)

Seed-Planter

Patent for a seed planter. Illustrations included.
Date: December 3, 1907
Creator: McGuire, Daniel Harry
System: The Portal to Texas History
Separator. (open access)

Separator.

Patent for a separator for separating hulls from kernels of seeds.
Date: June 27, 1911
Creator: Richmond, George E.
System: The Portal to Texas History
Show-Case. (open access)

Show-Case.

Patent for a show case for goods in stores, which noes not require taking the goods in and out of the case to show them to customers.
Date: September 7, 1909
Creator: Ludeman, Bernard W.
System: The Portal to Texas History
Show Case (open access)

Show Case

Patent for a show case. Illustration included.
Date: January 5, 1909
Creator: Thompson, Peter
System: The Portal to Texas History
Show-Case. (open access)

Show-Case.

Patent for a show case, which opens on the side and top to allow buyers to look at goods being sold and is easily collapsed for storage or shipment.
Date: March 8, 1910
Creator: Soucek, Charles H. & Ustynik, Frank E.
System: The Portal to Texas History
Side-Delivery Excavator (open access)

Side-Delivery Excavator

Patent for a side delivery excavator designed for moving dirt away from the plows. Illustrations inicluded.
Date: October 18, 1910
Creator: Barnett, George W.
System: The Portal to Texas History
Spark-Plug (open access)

Spark-Plug

Patent for new improvements in Spark-Plugs which decreases the possibility of imperfect sparking and provides a visible indication if the spark plug is not working properly.
Date: July 28, 1914
Creator: Cole, Emory W.
System: The Portal to Texas History
Sprayer. (open access)

Sprayer.

Patent for improvements in insecticide sprayers by enabling the sprayer to "continuous stream of liquid and that it may be placed in a vehicle and operated by means of the running-gear or carried by hand." (Lines 18-21) Illustration is included.
Date: April 15, 1902
Creator: Chandler, William E.
System: The Portal to Texas History
Spring-Clip Tool. (open access)

Spring-Clip Tool.

Patent for "putting back spring or axle clips where the clip is slightly bent and difficult to replace by hand, the tool serving as a convenient means for bending and forcing the clip in place without injuring the threads thereon" (lines 19-23), with illustrations.
Date: July 1, 1919
Creator: Stark, Gara Roscoe
System: The Portal to Texas History
Traction-Wheel. (open access)

Traction-Wheel.

Patent for a traction wheel that has improved traction on muddy ground.
Date: July 12, 1910
Creator: Larson, Louis O.; Larsen, Arvid R. & Johnson, Sigfried
System: The Portal to Texas History
Two-Stage Pump (open access)

Two-Stage Pump

Patent for a two stage pump. Illustrations included.
Date: July 12, 1910
Creator: Gray, William T.
System: The Portal to Texas History
Valve. (open access)

Valve.

Patent for improvement in valves, by means of assuring a tight operating stem. The stem is comprised of two movable sections incorporated into a design purposed to prevent leakage by the stem. Additional mentions include acknowledged awareness of susceptibility to change and modification, convenience and facility, and simplicity as related to cost.
Date: December 24, 1918
Creator: Pratt, Robert L.
System: The Portal to Texas History
Weeder (open access)

Weeder

Patent for a weeder that breaks up the ground as well as cutting weeds.
Date: December 31, 1912
Creator: Wind, Iver Ebbesen
System: The Portal to Texas History
Well Pumping Mechanism (open access)

Well Pumping Mechanism

Patent for well pumping mechanism. Illustration included.
Date: November 22, 1910
Creator: Gray, William T.
System: The Portal to Texas History
Well Screen (open access)

Well Screen

Patent for well screen to prevent entrance. Illustrations included.
Date: October 18, 1904
Creator: Stancliff, George W.
System: The Portal to Texas History
Well-Screen (open access)

Well-Screen

Patent for a well screen to prevent the entrance of sand or gravel into the wall of a deep well.
Date: June 18, 1907
Creator: Stancliff, George W.
System: The Portal to Texas History
Wheel Plow (open access)

Wheel Plow

Patent for a plow supported on wheels. Illustration included.
Date: January 1, 1907
Creator: Barnett, George W.
System: The Portal to Texas History
Windmill-Regulator (open access)

Windmill-Regulator

Patent for a new windmill attachment that will regulate the amount of water in the watering trough, Including instructions and illustrations.
Date: July 31, 1900
Creator: Schultz, Henry E.
System: The Portal to Texas History