Title:
Book signature feeding method
Document Type and Number:
United States Patent 2390901
Inventors:
Carl, Schramm
Plaque It!
Sponsored by: Flash of Genius |
Publication Date:
12/11/1945
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Referenced by:
Export Citation:
Assignee:
SMYTH MFG CO
Primary Class:
Other Classes:
271/91
International Classes:
B65H5/22; B65H5/30