United States Patent 3129568
Inventors:
Bonnie, Knepper
Publication Date:
04/21/1964
Assignee:
Bonnie, Knepper
Other Classes:
229/239, 206/561, 62/1, 229/236, 249/126, 62/371, 249/130, 229/120.320, D15/90, 249/132, 249/131
International Classes:
F25C1/24; F25C1/22
Foreign References:
| GB367179A | | | | |
| DE410192C | | | | |
| GB536895A | | | | |
| DE670199C | | | | |