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发明名称
Key operated combination lock
摘要
申请公布号
US1819853(A)
申请公布日期
1931.08.18
申请号
US19280276765
申请日期
1928.05.10
申请人
MEHREN LOCK COMPANY, INCORPORATED
发明人
MEHREN OSWALD D. VON
分类号
E05B27/08
主分类号
E05B27/08
代理机构
代理人
主权项
地址
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