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发明名称
Improvements in or relating to roofing tiles
摘要
申请公布号
GB692848(A)
申请公布日期
1953.06.17
申请号
GB19510030064
申请日期
1951.12.21
申请人
DESMOND ALEXANDER MCCASKEY
发明人
分类号
E04D1/04;E04D1/10
主分类号
E04D1/04
代理机构
代理人
主权项
地址
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