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公开(公告)号:US3286927A
公开(公告)日:1966-11-22
申请号:US36082564
申请日:1964-04-20
Applicant: HELMUT ZYSK
Inventor: HELMUT ZYSK
IPC: B05B17/08
CPC classification number: B05B17/08
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公开(公告)号:US3211378A
公开(公告)日:1965-10-12
申请号:US33356963
申请日:1963-12-26
Applicant: HELMUT ZYSK
Inventor: HELMUT ZYSK
IPC: E03B9/20
CPC classification number: E03B9/20 , B05B17/085
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