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发明名称
摘要
申请公布号
DE3238975(C2)
申请公布日期
1991.12.05
申请号
DE19823238975
申请日期
1982.10.21
申请人
SUNNEN PRODUCTS CO., ST. LOUIS, MO., US
发明人
MILLER SUNNEN, ROBERT, FRONTENAC, MISS., US
分类号
B24D99/00;B24B33/08
主分类号
B24D99/00
代理机构
代理人
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地址
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