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发明名称
VORRICHTUNG ZUR VERLEGUNG EINER FADENRESERVE.
摘要
申请公布号
DE6939948(U)
申请公布日期
1971.06.09
申请号
DE19690039948U
申请日期
1969.10.14
申请人
SAHM, GEORG
发明人
SAHM, GEORG
分类号
主分类号
代理机构
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