Oil Press Mat.
Description:
Patent for a new and improved oil press mat. This design "has for its objects to provide an improved oil-press mat which can be pressed and shaped into a compact body of the required configuration, and such shape be retained when subjected to pressure to compress heated envelops containing the meal from which the oil is to be extracted, and to provide a mat the face of which is elastic and tough, and liable to become heated, like like metal face-plates, while the main body of the mat is prevent…
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Date:
July 8, 1884
Creator:
Osborn, Adelbert E.
Item Type:
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