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发明名称
Method and means for preventing rapid formation of frost on refrigerating conduits
摘要
申请公布号
US1964822(A)
申请公布日期
1934.07.03
申请号
US19320617813
申请日期
1932.06.17
申请人
KLIPPEL GEORGE H
发明人
KLIPPEL GEORGE H.
分类号
F25D17/00
主分类号
F25D17/00
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