2 results for “Owens-Illinois”
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Patent · June 18, 1935
Cementitious Sheet (US Patent 2,004,935, 1935)
…1932. The patent's description opens (from the scanned text): This invention pertains generally to the class of cementitious materials and particularly to the class of cementitious materials which are adapted to be formed for structural…
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Patent · June 18, 1935 · page 6
Apparatus for the Manufacture of Cementitious Sheet (US Patent 2,004,936, 1935)
In the document: …of course, under the matrix f. This action opens a considerable O stood that any other form of adjustable cam may gap at point 3. Since the materials 4 have be employed. By moving rim portion…