United States Patent 3326363
Inventors:
Bennett, Robert A.
Viesturs, Eric A.
Publication Date:
06/20/1967
Assignee:
Bennett, Robert A.
Viesturs, Eric A.
Other Classes:
426/106, 426/120, 220/521, D09/439, 426/119, 426/86, 426/115
International Classes:
B65D51/28; B65D51/24