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公开(公告)号:US2941841A
公开(公告)日:1960-06-21
申请号:US74564758
申请日:1958-06-30
Applicant: DAVIS CARL M
Inventor: DAVIS CARL M
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公开(公告)号:US2842407A
公开(公告)日:1958-07-08
申请号:US62094056
申请日:1956-11-07
Applicant: DAVIS CARL M
Inventor: DAVIS CARL M
IPC: B05B7/14
CPC classification number: B05B7/144
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