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• Written by: Armand V. Pretot ×
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1 result for “Union Carbide Corporation”

1. Patent · November 22, 1938 · page 3

   Wall Assembly (US Patent 2,137,677, 1938)

   In the document: …in proper alignment therewith, and with Out the need of union members projecting later ally beyond the outermost parts of the said frames, and for aligning properly the various members constituting the top edge portion of…