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经营范围
发明名称
Material, and bodies formed therefrom, for the polishing, smoothing and grinding of very hard objects, particularly hard alloys
摘要
申请公布号
GB419744(A)
申请公布日期
1934.11.19
申请号
GB19330014475
申请日期
1933.05.18
申请人
SIEMENS & HALSKE AKTIENGESELLSCHAFT
发明人
分类号
B24D3/00;C09K3/14
主分类号
B24D3/00
代理机构
代理人
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地址
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