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发明名称
Vorrichtung zum Ausgleich und Abdichten unrunder, muffenloser Rohre
摘要
申请公布号
DE1285811(B)
申请公布日期
1968.12.19
申请号
DE196700G9460
申请日期
1967.03.02
申请人
GLEHN;DR. KARL
发明人
分类号
F16L21/02;F16L47/06;F16L49/02
主分类号
F16L21/02
代理机构
代理人
主权项
地址
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