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发明名称
Roller screen for windows
摘要
申请公布号
US1793195(A)
申请公布日期
1931.02.17
申请号
US19260108260
申请日期
1926.05.11
申请人
LOUIS PHILIP PEREW;JAMES MCK. MICHAELSON
发明人
ROBERTS JOHN P.
分类号
E06B9/54
主分类号
E06B9/54
代理机构
代理人
主权项
地址
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