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发明名称
METHOD FOR PREPARING AND APPLYING A VISCOUS FLUID
摘要
申请公布号
US3469369(A)
申请公布日期
1969.09.30
申请号
USD3469369
申请日期
1966.12.29
申请人
BELL TELEPHONE LAB. INC.
发明人
GEORGE E. HELMKE
分类号
B01D29/05;B01D36/00;(IPC1-7):B01D19/00
主分类号
B01D29/05
代理机构
代理人
主权项
地址
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