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公开(公告)号:US2459271A
公开(公告)日:1949-01-18
申请号:US67960146
申请日:1946-06-27
Applicant: MIDWEST PIPING & SUPPLY COMPAN
Inventor: FANTZ FRED C
IPC: F16K31/60
CPC classification number: F16K31/60 , Y10T74/20834
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2.Machine for developing or generating intersections of cylinders 失效
Title translation: 用于开发或产生气缸交点的机器公开(公告)号:US1745156A
公开(公告)日:1930-01-28
申请号:US23714927
申请日:1927-12-02
Applicant: MIDWEST PIPING & SUPPLY COMPAN
Inventor: FANTZ FRED C
IPC: B23K7/00
CPC classification number: B23K7/007
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公开(公告)号:US1696229A
公开(公告)日:1928-12-25
申请号:US12974226
申请日:1926-08-17
Applicant: MIDWEST PIPING & SUPPLY COMPAN
Inventor: FANTZ FRED C
IPC: B21D19/02
CPC classification number: B21D19/02 , Y10S29/043
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