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发明名称
ROLL ROOFING
摘要
申请公布号
CA346328(A)
申请公布日期
1934.11.27
申请号
CAD346328
申请日期
申请人
THE BARRETT COMPANY
发明人
CLARENCE R. ECKERT
分类号
主分类号
代理机构
代理人
主权项
地址
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