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发明名称
METHOD FOR PRODUCING VAPOR PERMEABLE POLYURETHANE FIBERS
摘要
申请公布号
US3536639(A)
申请公布日期
1970.10.27
申请号
USD3536639
申请日期
1966.04.21
申请人
CARL FREUDENBERG
发明人
THEODOR SCHACHOWSKOY
分类号
B29C67/20;C08J9/28;D06N3/14;(IPC1-7):B29D7/20;B29D27/04;C08G22/10;C08G53/08;D06N3/08
主分类号
B29C67/20
代理机构
代理人
主权项
地址
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