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公开(公告)号:US2333113A
公开(公告)日:1943-11-02
申请号:US40132441
申请日:1941-07-07
Applicant: MARTIN JAMES L , WESSENGER HAROLD B
Inventor: MARTIN JAMES L , WESSENGER HAROLD B
IPC: B22D41/08
CPC classification number: B22D41/08
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公开(公告)号:US2286218A
公开(公告)日:1942-06-16
申请号:US39965841
申请日:1941-06-25
Applicant: MARTIN JAMES L
Inventor: MARTIN JAMES L
IPC: B22D41/50
CPC classification number: B22D41/50
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公开(公告)号:US825852A
公开(公告)日:1906-07-10
申请号:US1906298477
申请日:1906-01-29
Applicant: MARTIN JAMES L
Inventor: MARTIN JAMES L
CPC classification number: C14C3/02
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