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发明名称
Kontaktscheibe oder Kontaktband fuer Schleifbaender
摘要
申请公布号
DE921854(C)
申请公布日期
1954.12.30
申请号
DE1951C004904
申请日期
1951.11.04
申请人
THE CARBORUNDUM COMPANY
发明人
ORMER WILLIAM KENNETH VAN
分类号
B24B21/00
主分类号
B24B21/00
代理机构
代理人
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