Ric Posted yesterday at 12:06 PM Report Share Posted yesterday at 12:06 PM The patent has nice illustrations and explanations of Alley’s shearing mechanism. It was filed on February 27, 1933 (Serial No. 658,752) and granted on March 5, 1935 (U.S. Pat. No. 1,993,235). 1935 Lawrence Glass Novelty Shearing Machine US Patent #1,993,235.pdf 2 Link to comment Share on other sites More sharing options...
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