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公开(公告)号：US879185A
公开(公告)日：1908-02-18
申请号：US1906341920
申请日：1906-11-03
Applicant: LODOR JAMES CRAIG
Inventor： LODOR JAMES CRAIG
CPC classification number: F41A19/21
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公开(公告)号：US830604A
公开(公告)日：1906-09-11
申请号：US830604D
Applicant: LODOR JAMES CRAIG
Inventor： LODOR JAMES CRAIG
CPC classification number: E06B7/18 , Y10T16/641
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