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发明名称
Waermeisolierte Rohrleitung
摘要
申请公布号
DE1550047(A1)
申请公布日期
1969.10.16
申请号
DE19671550047
申请日期
1967.03.10
申请人
MANNESMANN AG
发明人
HELMUT LANDGRAF,DIPL.-PHYS.
分类号
B65G51/18;F16L59/02;F16L59/10;F16L59/12
主分类号
B65G51/18
代理机构
代理人
主权项
地址
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