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发明名称
PLASTER AND PLASTER PRODUCT
摘要
申请公布号
CA428560(A)
申请公布日期
1945.07.03
申请号
CAD428560
申请日期
申请人
HARBISON-WALKER REFRACTORIES COMPANY
发明人
ROBERT D. PIKE
分类号
主分类号
代理机构
代理人
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