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发明名称
Shade roller mechanism
摘要
申请公布号
US2487741(A)
申请公布日期
1949.11.08
申请号
US19460640648
申请日期
1946.01.11
申请人
CAREY-MEFALL COMPANY
发明人
STUBER WALTER J.
分类号
E06B9/90
主分类号
E06B9/90
代理机构
代理人
主权项
地址
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