Title:
Sewing machines
United States Patent 3034460
Inventors:
Wennstrom, John A.
Publication Date:
05/15/1962
Export Citation:
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Assignee:
MERROW SALES CORP
Primary Class:
112/122.1
Other Classes:
112/136, 112/141, 112/151, 112/235
International Classes:
D05B37/04; D05B37/00
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US Patent References:
2694066Lipoic acid amides of thiamine compounds
1820829Sewing machine