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Cement Plaster Kettle
Patent for a cement plaster kettle. This "invention is an improvement in kettles for cooking gypsum in order to convert the same into cement-plaster" (line 8-10). Illustration included.
Date:
April 5, 1904
Creator:
Malone, Charles Henry
System:
The Portal to Texas History
Method of Purifying Water
Patent for a method of purifying water.
Date:
October 25, 1904
Creator:
Jones, Thomas
System:
The Portal to Texas History
Calcining Apparatus
Patent for a calcining apparatus. This invention if for the calcining plaster of all types. Illustration included.
Date:
June 7, 1904
Creator:
Kibler, Daniel L.
System:
The Portal to Texas History