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发明名称
Key protector
摘要
申请公布号
US2065036(A)
申请公布日期
1936.12.22
申请号
US19350017217
申请日期
1935.04.19
申请人
TOWNSEND JR ROBERT E
发明人
JR. ROBERT E. TOWNSEND,
分类号
A45C11/32
主分类号
A45C11/32
代理机构
代理人
主权项
地址
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