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发明名称
BRECHVORRICHTUNG ZUM AUFBRECHEN VON OBERFLAECHEN AUF ALUMINIUMSCHMELZEN O.DGL.
摘要
申请公布号
DE2720140(A1)
申请公布日期
1977.11.24
申请号
DE19772720140
申请日期
1977.05.05
申请人
WILLIAMS MACHINERY LTD.
发明人
HOLMES,JOHN
分类号
B02C1/00;B25D17/32;C25C3/14;(IPC1-7):C25C7/06
主分类号
B02C1/00
代理机构
代理人
主权项
地址
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