Title:
Method and machine for assembling spools
Document Type and Number:
United States Patent 1612083


Inventors:
Watrous, Isaac A.
Norman, Marshall
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Sponsored by:
Flash of Genius
Publication Date:
12/28/1926
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Assignee:
Marshall
Primary Class:
493/334
Other Classes:
493/379, 29/787, 29/512, 493/954
International Classes:
B65H75/50