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公开(公告)号:US3278117A
公开(公告)日:1966-10-11
申请号:US36538864
申请日:1964-05-06
Applicant: ROBINS INDUSTRIES CORP
Inventor: POST HERMAN D , EDWARD PERPER
CPC classification number: B41K3/38
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公开(公告)号:US3346437A
公开(公告)日:1967-10-10
申请号:US21095662
申请日:1962-07-19
Applicant: ROBINS INDUSTRIES CORP
Inventor: POST HERMAN D , EDWARD PERPER
IPC: G03D15/04
CPC classification number: G03D15/043 , Y10S83/922
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