Refrigerating system and method of making the same
United States Patent 2823933
Inventors:
Hickman, Charles E.
Goldsmith, Allen L.
Publication Date:
02/18/1958
Assignee:
Hickman, Charles E.
Goldsmith, Allen L.
Other Classes:
428/651, 428/600, 62/298, 428/939, 285/288.100, 62/498, 285/422, 62/511
International Classes:
F16L13/007
US Patent References:
| 2769318 | Refrigerating apparatus of dissimilar metals | | | |