Metal spool
United States Patent 1588228

Inventors:
Hotchkiss, Mark S.
Publication Date:
06/08/1926
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Assignee:
Hotchkiss, Mark S.
Primary Class:
242/608.700
Other Classes:
242/601, 242/580.100, 242/610.100
International Classes:
B65H75/14; B65H75/04