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经营范围
发明名称
PROCESSES OF MAKING MICROPOROUS POLYMER SHEETS
摘要
申请公布号
US3539388(A)
申请公布日期
1970.11.10
申请号
USD3539388
申请日期
1967.04.17
申请人
U.S.M. CORP.
发明人
SHU-TUNG TU
分类号
B29C67/20;C08J9/28;D06N3/14;(IPC1-7):B29D27/04;B44D1/09;C09D3/72
主分类号
B29C67/20
代理机构
代理人
主权项
地址
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