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发明名称
FASTENING MEANS, IN PARTICULAR LOCK WASHER
摘要
申请公布号
CA482447(A)
申请公布日期
1952.04.15
申请号
CAD482447
申请日期
申请人
ARNE-BERTIL WALLER
发明人
ARNE-BERTIL WALLER
分类号
主分类号
代理机构
代理人
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