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公开(公告)号:US3065530A
公开(公告)日:1962-11-27
申请号:US82758159
申请日:1959-07-16
Applicant: SWANSON ERIE CORP
Inventor: MERCHANT CHESTER O , SWANSON DOUGLAS L
IPC: B23P21/00
CPC classification number: B23P21/006 , Y10T29/49826 , Y10T29/53961
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公开(公告)号:US3143792A
公开(公告)日:1964-08-11
申请号:US19835062
申请日:1962-05-28
Applicant: SWANSON ERIE CORP
Inventor: SWANSON DOUGLAS L , MERCHANT CHESTER O
CPC classification number: B23Q39/042 , B23P21/006 , B23Q16/065 , Y10T29/5136 , Y10T29/5153 , Y10T74/1476
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公开(公告)号:US3231968A
公开(公告)日:1966-02-01
申请号:US37699664
申请日:1964-06-22
Applicant: SWANSON ERIE CORP
Inventor: SWANSON DOUGLAS L
CPC classification number: H05K13/04 , B23P19/007 , B23Q7/00 , H01J9/46 , H01J2893/0096 , Y10T29/53057 , Y10T29/53478
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公开(公告)号:US3318500A
公开(公告)日:1967-05-09
申请号:US37431964
申请日:1964-06-11
Applicant: SWANSON ERIE CORP
Inventor: SWANSON DOUGLAS L
IPC: C03B33/095
CPC classification number: C03B33/095 , Y10T225/12 , Y10T225/304
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