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发明名称
Verfahren zur Herstellung verschleissfester Rohre
摘要
申请公布号
DE602373(C)
申请公布日期
1934.09.07
申请号
DE1931G081008D
申请日期
1931.11.01
申请人
GEWERKSCHAFT REEUSS
发明人
分类号
B23K20/227
主分类号
B23K20/227
代理机构
代理人
主权项
地址
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