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1.
公开(公告)号:US2772426A
公开(公告)日:1956-12-04
申请号:US33236353
申请日:1953-01-21
Applicant: DETROIT POWER SCREWDRIVER COMP
Inventor: BALLEY ROY W , FAULL JOHN T , EVERETT GILL
IPC: B23P19/08
CPC classification number: B23P19/08
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公开(公告)号:US2699868A
公开(公告)日:1955-01-18
申请号:US33236253
申请日:1953-01-21
Applicant: DETROIT POWER SCREWDRIVER COMP
Inventor: BAILEY ROY W , FAULL JOHN T , EVERETT GILL
IPC: B65G47/14
CPC classification number: B65G47/1428 , Y10S209/929
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公开(公告)号:US3021980A
公开(公告)日:1962-02-20
申请号:US1379160
申请日:1960-03-09
Applicant: DETROIT POWER SCREWDRIVER COMP
Inventor: GLADFELTER ROBERT F , FAULL JOHN T , EVERETT GILL
IPC: B65G47/14
CPC classification number: B65G47/1428
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