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发明名称
SCHNECKENGEWINDESCHELLE
摘要
申请公布号
DE2506589(B2)
申请公布日期
1977.12.08
申请号
DE19752506589
申请日期
1975.02.17
申请人
发明人
分类号
F16L33/08;(IPC1-7):F16L33/08
主分类号
F16L33/08
代理机构
代理人
主权项
地址
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