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发明名称
Pull-cord lock
摘要
申请公布号
US1951528(A)
申请公布日期
1934.03.20
申请号
US19330680392
申请日期
1933.07.14
申请人
ARVID PEARSON
发明人
PEARSON ARVID
分类号
E06B9/324
主分类号
E06B9/324
代理机构
代理人
主权项
地址
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