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发明名称
Venetian blind
摘要
申请公布号
US2152116(A)
申请公布日期
1939.03.28
申请号
US19370122792
申请日期
1937.01.28
申请人
NATIONAL LOCK COMPANY
发明人
WADE WILLIAM;NORTH EDWIN
分类号
E06B9/308
主分类号
E06B9/308
代理机构
代理人
主权项
地址
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