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发明名称
Rock drill grinders
摘要
申请公布号
US2751718(A)
申请公布日期
1956.06.26
申请号
US19510245876
申请日期
1951.09.10
申请人
ATLAS COPCO AKTIEBOLAGET
发明人
FALKMAN HANS HUGO;OLSSON ERIK MAGNUS;SODERBLOM PER OLOF
分类号
B24B3/33
主分类号
B24B3/33
代理机构
代理人
主权项
地址
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