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United States Patent 2256723
Inventors:
Irwin, Nutt
Publication Date:
09/23/1941
View Patent Images:
Download PDF 2256723
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Assignee:
Irwin, Nutt
Primary Class:
206/778
Other Classes:
229/194, 229/109, 229/906
International Classes:
B65D5/18
;
B65D75/54
;
B65D5/00
;
B65D75/52