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发明名称
ROOFING
摘要
申请公布号
GB8922158(D0)
申请公布日期
1989.11.15
申请号
GB19890022158
申请日期
1989.10.02
申请人
BROWNLEE, EDWARD J W
发明人
分类号
E04D3/35;E04D3/38
主分类号
E04D3/35
代理机构
代理人
主权项
地址
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