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公开(公告)号:US3048871A
公开(公告)日:1962-08-14
申请号:US10440861
申请日:1961-04-20
Applicant: LEISER PRESSER
Inventor: LEISER PRESSER
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公开(公告)号:US3032797A
公开(公告)日:1962-05-08
申请号:US81864959
申请日:1959-06-08
Applicant: LEISER PRESSER
Inventor: LEISER PRESSER
IPC: A47L1/03
CPC classification number: A47L1/03
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公开(公告)号:US2944276A
公开(公告)日:1960-07-12
申请号:US74032558
申请日:1958-06-06
Applicant: LEISER PRESSER
Inventor: LEISER PRESSER
IPC: A47L1/03
CPC classification number: A47L1/03
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公开(公告)号:US2970337A
公开(公告)日:1961-02-07
申请号:US79930159
申请日:1959-03-13
Applicant: LEISER PRESSER
Inventor: LEISER PRESSER
IPC: A47L1/02
CPC classification number: A47L1/02
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公开(公告)号:US3104411A
公开(公告)日:1963-09-24
申请号:US19012762
申请日:1962-04-25
Applicant: LEISER PRESSER
Inventor: LEISER PRESSER
IPC: A47L1/03
CPC classification number: A47L1/03
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公开(公告)号:US2885708A
公开(公告)日:1959-05-12
申请号:US57116956
申请日:1956-03-13
Applicant: LEISER PRESSER
Inventor: LEISER PRESSER
IPC: A47L1/02
CPC classification number: A47L1/02
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