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发明名称
Coated article
摘要
申请公布号
US1966473(A)
申请公布日期
1934.07.17
申请号
US19320649562
申请日期
1932.12.30
申请人
THE CARBORUNDUM COMPANY
发明人
WOODDELL CHARLES E.
分类号
B24D11/00
主分类号
B24D11/00
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代理人
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