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9 Matching Results
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9
Automatic Railroad-Switch
Patent for an automatic railroad switch which throws the switch automatically back to the main line after a train has entered a siding.
Date:
August 17, 1909
Creator:
Toullerton, George Edward
System:
The Portal to Texas History
Churn
Patent for a churn with mechanical assistance that will turn cream into butter faster than other churns.
Date:
August 24, 1909
Creator:
Harris, Jacob S.
System:
The Portal to Texas History
Track-Raising Machine
Patent for a track raising machine for use in rearing railroads.
Date:
August 31, 1909
Creator:
Tanner, Lemuel
System:
The Portal to Texas History
Drill
Patent fora drill. Illustration included.
Date:
August 10, 1909
Creator:
Hughes, Howard R.
System:
The Portal to Texas History
Piston-Connecting Rod
Patent for a piston connecting rod for tandem engines which cools itself and has reduced friction.
Date:
August 10, 1909
Creator:
Hicks, John B.
System:
The Portal to Texas History
Flexible Metallic Hose
Patent for a flexible metallic hose. Illustration included.
Date:
August 17, 1909
Creator:
Schulz, Wilhelm
System:
The Portal to Texas History
Molding Appliance
Patent for a molding appliance. Illustration included.
Date:
August 10, 1909
Creator:
Crum, William H.
System:
The Portal to Texas History
Drill
Patent for a drill. Illustration included.
Date:
August 10, 1909
Creator:
Hughes, Howard R.
System:
The Portal to Texas History
Hydraulic Swivel.
Patent for a new type of swivel. This swivel allows for adjustments without removing any parts on the outside of the swivel. The parts are also made more simplistic and of stronger material.
Date:
August 3, 1909
Creator:
Layne, Mahon E. & Hall, Samuel N.
System:
The Portal to Texas History