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发明名称
Door and lock operating mechanism
摘要
申请公布号
US1963820(A)
申请公布日期
1934.06.19
申请号
US19330697672
申请日期
1933.11.11
申请人
YOUNGBLOOD JAMES A
发明人
YOUNGBLOOD JAMES A.
分类号
E05F17/00
主分类号
E05F17/00
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