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经营范围
发明名称
DOUBLE WALLED,INSULATED,METAL FLUE PIPE
摘要
申请公布号
NZ203112(A)
申请公布日期
1985.07.31
申请号
NZ19830203112
申请日期
1983.01.28
申请人
AMGAS BV.
发明人
VAN HATTEM, H.W.M.
分类号
F16L59/12;F16L59/18;F23J13/02;(IPC1-7):F16L9/18;F23J13/04
主分类号
F16L59/12
代理机构
代理人
主权项
地址
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