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发明名称
FIREPROOF SHEET MATERIAL
摘要
申请公布号
CA321640(A)
申请公布日期
1932.04.19
申请号
CAD321640
申请日期
申请人
THE CELASTIC CORPORATION
发明人
ALAN FITZ RANDOLPH
分类号
主分类号
代理机构
代理人
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地址
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