United States Patent 2614868
Inventors:
Joseph, Robinson
Publication Date:
10/21/1952
Assignee:
Joseph, Robinson
Other Classes:
285/45, 285/206, 220/304, 285/204
International Classes:
B65D39/08; B65D39/00
Foreign References:
| DE592488C | | | | |
| GB449676A | | | | |
| GB489124A | | | | |