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发明名称
ABRASION RESISTANT ARTICLE AND METHOD OF MANUFACTURE
摘要
申请公布号
CA835904(A)
申请公布日期
1970.03.03
申请号
CAD835904
申请日期
申请人
AIR REDUCTION COMPANY
发明人
HUGH R. SMITH, JR.
分类号
主分类号
代理机构
代理人
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