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发明名称
Centrifugal pipe casting machine
摘要
申请公布号
US1963148(A)
申请公布日期
1934.06.19
申请号
US19330674504
申请日期
1933.06.06
申请人
UNITED STATES PIPE AND FOUNDRY COMPANY
发明人
RUSSELL NORMAN F.S.;LANGENBERG FREDERICK C.
分类号
B22D13/10
主分类号
B22D13/10
代理机构
代理人
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地址
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