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经营范围
发明名称
Venetian blind for double glazed sash
摘要
申请公布号
US3389737(A)
申请公布日期
1968.06.25
申请号
US19650512098
申请日期
1965.12.07
申请人
ROLSCREEN COMPANY
发明人
ARNOLD BRUCE C.;EVERS ROBERT S.
分类号
E06B9/264
主分类号
E06B9/264
代理机构
代理人
主权项
地址
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