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公开(公告)号：US2410807A
公开(公告)日：1946-11-12
申请号：US48176843
申请日：1943-04-03
Applicant: GEN DIE STAMPING TOOL COMPANY
Inventor： BRENNEN RONALD F
IPC: B23B31/20
CPC classification number: B23B31/207 , Y10T279/3425
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公开(公告)号：US2452986A
公开(公告)日：1948-11-02
申请号：US50092743
申请日：1943-09-02
Applicant: GEN DIE STAMPING TOOL COMPANY
Inventor： BRENNEN RONALD F
IPC: B23B31/20
CPC classification number: B23B31/201 , Y10T279/17504
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公开(公告)号：US2416735A
公开(公告)日：1947-03-04
申请号：US56106544
申请日：1944-10-30
Applicant: GEN DIE STAMPING TOOL COMPANY
Inventor： BRENNEN RONALD F
IPC: H02K15/095
CPC classification number: H02K15/095
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