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Title:
BACKPACK TRUNDLING ASSEMBLY
United States Patent 3550997
Inventors:
Strand, Helen R.
Publication Date:
12/29/1970
View Patent Images:
Download PDF 3550997
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Assignee:
Helen, Strand R.
Primary Class:
280/30
Other Classes:
280/47.180, 224/153
International Classes:
A45F3/00
;
B62B5/00
; B62B1/20
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