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公开(公告)号:US3423238A
公开(公告)日:1969-01-21
申请号:US3423238D
申请日:1966-01-17
Applicant: STALEY MFG CO A E
Inventor: WEILAND EDWARD
CPC classification number: G05D11/137 , C08B30/16
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公开(公告)号:CA820151A
公开(公告)日:1969-08-12
申请号:CA820151D
Applicant: STALEY MFG CO A E
Inventor: WEILAND EDWARD
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