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发明名称
Double-wall composite pipe and coupling structure assembly
摘要
申请公布号
US5222769(A)
申请公布日期
1993.06.29
申请号
US19920838463
申请日期
1992.02.26
申请人
KAEMPEN, CHARLES E.
发明人
KAEMPEN, CHARLES E.
分类号
B32B1/08;B29C70/20;B32B27/12;F16L9/12;F16L9/18;F16L21/00;F16L21/06
主分类号
B32B1/08
代理机构
代理人
主权项
地址
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