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Rail Joint Connection

Description: Patent for Rail-Joint Connection
Date: September 15, 1903
Creator: Houlehan, John
Partner: UNT Libraries Government Documents Department

Automatic Ore And Slime Separator

Description: Patent for a automatic ore and slime separator. This invention is designed to separate the sand and other solid particles from water. Illustration included.
Date: March 15, 1904
Creator: Allen, Charles
Partner: UNT Libraries Government Documents Department

Automatic Silt And Sand Separator.

Description: Patent for an automatic silt and sand separator that settles and discharges sand, slimes and any foreign matters.
Date: March 15, 1904
Creator: Allen, Charles
Partner: UNT Libraries Government Documents Department

Automatic Ore and Pulp Sampler

Description: Patent for a automatic ore and pulp sampler. This invention represents a settling tank to accumulate particles. Illustration included.
Date: March 15, 1904
Creator: Allen, Charles
Partner: UNT Libraries Government Documents Department
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