United States Patent 3390766
Inventors:
Stockdale, William D.
Publication Date:
07/02/1968
Assignee:
ILLINOIS TOOL WORKS
Other Classes:
229/125.290, 229/125.260, 206/486, 426/108, 229/120.010
International Classes:
B65D5/50; B65D5/68; B65D71/40; B65D77/20; B65D5/64; B65D77/10