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发明名称
IMPROVEMENTS IN OR RELATING TO SCREENS
摘要
申请公布号
GB1249387(A)
申请公布日期
1971.10.13
申请号
GB19690012122
申请日期
1969.03.07
申请人
VICTOR GEORGE BRANT
发明人
VICTOR GEORGE BRANT
分类号
A47G5/00;E06B9/01
主分类号
A47G5/00
代理机构
代理人
主权项
地址
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