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发明名称
Improvements in and relating to roofing tiles
摘要
申请公布号
GB405126(A)
申请公布日期
1934.02.01
申请号
GB19330006654
申请日期
1933.03.04
申请人
CARL LUDOWICI K.A.A.
发明人
分类号
E04D1/04
主分类号
E04D1/04
代理机构
代理人
主权项
地址
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