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公开(公告)号:US3064671A
公开(公告)日:1962-11-20
申请号:US758460
申请日:1960-02-09
Applicant: PETRUSEK ROBERT A
Inventor: PETRUSEK ROBERT A
IPC: B28C7/12
CPC classification number: B28C7/12 , Y10T137/2842 , Y10T137/2877
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公开(公告)号:US3064859A
公开(公告)日:1962-11-20
申请号:US758360
申请日:1960-02-09
Applicant: PETRUSEK ROBERT A
Inventor: PETRUSEK ROBERT A
CPC classification number: G05D7/0635 , B01J4/02 , G01N1/2035
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公开(公告)号:US2971647A
公开(公告)日:1961-02-14
申请号:US61489456
申请日:1956-10-09
Applicant: PETRUSEK ROBERT A
Inventor: PETRUSEK ROBERT A
CPC classification number: G01N33/38 , G01N1/04 , G01N15/04 , Y10T137/2774 , Y10T137/2842 , Y10T137/86405
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