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Dole Refrigerating Co
Dole Refri
Active Patents
0
Total Holdings
4
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US2523957A
Transportation refrigeration unit
Expired / Lapsed
1947-01-18
1950-09-26
0
Details
US2271648A
Liquid cooling device
Expired / Lapsed
1937-05-28
1942-02-03
0
Details
US2231012A
Cooling apparatus
Expired / Lapsed
1938-12-23
1941-02-11
0
Details
US2217702A
Cooling method and apparatus
Expired / Lapsed
1936-01-02
1940-10-15
0
Details