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公开(公告)号:US768978A
公开(公告)日:1904-08-30
申请号:US1903148693
申请日:1903-03-20
Applicant: CRAWLEY ARTHUR
Inventor: CRAWLEY ARTHUR
CPC classification number: B42C5/02
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公开(公告)号:US725414A
公开(公告)日:1903-04-14
申请号:US1902116681
申请日:1902-07-23
Applicant: CRAWLEY ARTHUR
Inventor: CRAWLEY ARTHUR
CPC classification number: D05B69/16 , E05Y2201/214
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