Slide fastener construction
United States Patent 1898216

Inventors:
John, Schade
Schade, Frank S.
Publication Date:
02/21/1933
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Assignee:
NAT BLANK BOOK CO
Primary Class:
24/430
Other Classes:
24/416, 24/417, 24/429
International Classes:
A44B19/28; A44B19/24