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公开(公告)号:US645086A
公开(公告)日:1900-03-13
申请号:US1899739424
申请日:1899-12-06
Applicant: GREEN BERNARD R
Inventor: GREEN BERNARD R
CPC classification number: B42F11/02
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公开(公告)号:US774984A
公开(公告)日:1904-11-15
申请号:US1904191259
申请日:1904-01-30
Applicant: GREEN BERNARD R
Inventor: GREEN BERNARD R
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公开(公告)号:US767109A
公开(公告)日:1904-08-09
申请号:US1904187813
申请日:1904-01-05
Applicant: GREEN BERNARD R
Inventor: GREEN BERNARD R
CPC classification number: A47B57/42
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