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发明名称
Apparatus for forming grinding wheels
摘要
申请公布号
US2449407(A)
申请公布日期
1948.09.14
申请号
US19430488255
申请日期
1943.05.24
申请人
WALTER S. MULHOLLAND
发明人
MULHOLLAND DAVID E.
分类号
B22C9/06;B22C9/28;B24D18/00;B29C43/00
主分类号
B22C9/06
代理机构
代理人
主权项
地址
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