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发明名称
SICHERUNG VON GEWINDESTIFTEN.
摘要
申请公布号
DE1731326(U)
申请公布日期
1956.10.04
申请号
DE195600V6298U
申请日期
1956.04.14
申请人
VEB GROSSDREHMASCHINENBAU "8. MAI"
发明人
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主分类号
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