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发明名称
Improvements in or relating to draught-excluders for doors
摘要
申请公布号
GB616127(A)
申请公布日期
1949.01.17
申请号
GB19460025804
申请日期
1946.08.28
申请人
JOHN ANSELL MICHIE;HIGH SPEED SERVICE TOOL COMPANY LIMITED
发明人
分类号
E06B7/20
主分类号
E06B7/20
代理机构
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