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经营范围
发明名称
Venetian blind head bar organization
摘要
申请公布号
GB671799(A)
申请公布日期
1952.05.07
申请号
GB19500016770
申请日期
1950.07.05
申请人
LEVOLOR LORENTZEN INC.
发明人
分类号
E06B9/305
主分类号
E06B9/305
代理机构
代理人
主权项
地址
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