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发明名称
Piston ring splitting and trimming machine
摘要
申请公布号
US2560549(A)
申请公布日期
1951.07.17
申请号
US19450570999
申请日期
1945.01.01
申请人
BURD PISTON RING COMPANY
发明人
BATES ALBERT H.
分类号
B23C3/22
主分类号
B23C3/22
代理机构
代理人
主权项
地址
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