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发明名称
MACHINE AND METHOD FOR VALVE REPAIRING
摘要
申请公布号
CA483911(A)
申请公布日期
1952.06.10
申请号
CAD483911
申请日期
申请人
DEWRANCE AND COMPANY LIMITED
发明人
RICHARD HAROLD HUNTER;CYRIL GEORGE SEEDS
分类号
主分类号
代理机构
代理人
主权项
地址
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