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发明名称
Venetian blind cord lock
摘要
申请公布号
US2298952(A)
申请公布日期
1942.10.13
申请号
US19420448589
申请日期
1942.06.26
申请人
LORENTZEN HARDWARE MF'G. CORP.
发明人
LORENTZEN HANS K.
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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