Expansible plug closure
United States Patent 2604225

Inventors:
Armstrong, Howard H.
Publication Date:
07/22/1952
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Assignee:
GOODRICH CO B F
Primary Class:
Other Classes:
411/34, 138/90, 220/375, 277/637
International Classes:
B65D39/12; B65D55/16; B65D39/00; B65D55/00
Foreign References:
GB190725679A