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发明名称
APPARATUS FOR PRODUCTION OF SPIRAL-COILED DOUBLE-WALL THERMOPLASTIC PIPES
摘要
申请公布号
SU1530087(A3)
申请公布日期
1989.12.15
申请号
SU19874202720
申请日期
1987.06.03
申请人
MANFRED A.A.LUPKE,CA
发明人
MANFRED A.A.LUPKE,CA
分类号
B29C69/02;B29C31/00;B29C47/06;B29C53/58;B29C53/82;B29C53/84;B29C63/32;B29D23/00;B29D23/18;B29D24/00;B29L23/18;F16L55/00
主分类号
B29C69/02
代理机构
代理人
主权项
地址
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