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发明名称
Piston construction
摘要
申请公布号
US1930654(A)
申请公布日期
1933.10.17
申请号
US19290337943
申请日期
1929.02.06
申请人
THE LOCOMOTIVE FINISHED MATERIAL COMPANY
发明人
MUCHNLC HENRY E.
分类号
F16J9/06
主分类号
F16J9/06
代理机构
代理人
主权项
地址
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