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5 Matching Results
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5
Car Brake
Patent for a rail-car brake system. Illustration included.
Date:
March 15, 1904
Creator:
Brown, Herbert E. & Brown, Marcus L.
Object Type:
Patent
System:
The Portal to Texas History
Cultivator
Patent for an improvement in cultivators. This invention is designed to vary the distance between the cultivator-beams. Illustration included.
Date:
March 8, 1904
Creator:
Eddy, William Lafayette
Object Type:
Patent
System:
The Portal to Texas History
Lampasas Sheet
Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date:
1904
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Churn
Patent for a churn. This invention is a class of rotary dasher churns using two paddles. Illustration included.
Date:
June 28, 1904
Creator:
Roberts, Chandler Y.
Object Type:
Patent
System:
The Portal to Texas History
Rail Joint
Patent for a rail joint. Illustration included.
Date:
November 1, 1904
Creator:
Walker, James M.
Object Type:
Patent
System:
The Portal to Texas History