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经营范围
发明名称
Locking mechanisms for door knobs
摘要
申请公布号
GB775153(A)
申请公布日期
1957.05.22
申请号
GB19550009388
申请日期
1955.03.31
申请人
PLODARI, FRANCESCO
发明人
分类号
E05B13/00
主分类号
E05B13/00
代理机构
代理人
主权项
地址
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