Title:
Indented shock absorbing cushioning or packing paper and method and apparatus for making same
United States Patent 2036051

Inventors:
Kieffer, John E.
Publication Date:
03/31/1936
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Assignee:
Kieffer, John E.
Primary Class:
428/180
Other Classes:
156/582, 428/156, 264/285, 428/537.500
International Classes:
B31F1/07; B31F1/00