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发明名称
Hot top ring, wiper, clip unit combination
摘要
申请公布号
US3106001(A)
申请公布日期
1963.10.08
申请号
US19610095207
申请日期
1961.03.13
申请人
OGLEBAY NORTON COMPANY
发明人
JR. WALTER M. CHARMAN,;ANTHONY BENJAMIN F.
分类号
B22D7/10
主分类号
B22D7/10
代理机构
代理人
主权项
地址
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