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发明名称
STRUCTURES HAVING FIRE-RETARDANT POLYMER CORES
摘要
申请公布号
CA897855(A)
申请公布日期
1972.04.11
申请号
CAD897855
申请日期
申请人
U.S. PLYWOOD-CHAMPION PAPERS INC.
发明人
SEYMOUR HARTMAN
分类号
主分类号
代理机构
代理人
主权项
地址
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