Title:
BACKPACK TRUNDLING ASSEMBLY
United States Patent 3550997
Inventors:
Strand, Helen R.
Publication Date:
12/29/1970
Export Citation:
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Assignee:
Helen, Strand R.
Primary Class:
280/30
Other Classes:
224/153, 280/47.18
International Classes:
A45F3/00; A45F4/02; B62B5/00; A45F3/04; A45F3/08; A45F3/00; A45F4/00; B62B5/00; A45F3/04; (IPC1-7): B62B1/20
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