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公开(公告)号：US635369A
公开(公告)日：1899-10-24
申请号：US1899723668
申请日：1899-07-13
Applicant: CONS SAFETY PIN COMPANY
Inventor： BOWEN FRANCIS C
CPC classification number: D05B91/04
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公开(公告)号：US644902A
公开(公告)日：1900-03-06
申请号：US1899726960
申请日：1899-08-12
Applicant: CONS SAFETY PIN COMPANY
Inventor： FARMER GEORGE P
CPC classification number: A44B9/18 , Y10T24/4645 , Y10T24/4663
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