Sewing Machine Prototype. The arm casing has been removed from the machine to show the inner workings, but is part of the machine, not a separate object. Received U.S. Patent No. 2,561,643 in 1951.
Skeletal metal frame for a sewing machine. Illustrative of the work of inventor Solomon Adler. overall: 11 in x 14 in x 6 in; 27.94 cm x 35.56 cm x 15.24 cm ...
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