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发明名称
CONDENSER FOR DISTILLATION COLUMN
摘要
申请公布号
US3422887(A)
申请公布日期
1969.01.21
申请号
USD3422887
申请日期
1967.06.19
申请人
GRAHAM MFG. CO. INC.
发明人
FREDERICK D. BERKELEY
分类号
B01D5/00;(IPC1-7):B01D5/00;F28B1/02
主分类号
B01D5/00
代理机构
代理人
主权项
地址
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