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公开(公告)号：US1279678A
公开(公告)日：1918-09-24
申请号：US22905018
申请日：1918-04-17
Applicant: ENGLISH JAMES P , GORA HARRY
Inventor： ENGLISH JAMES P , GORA HARRY
CPC classification number: B30B11/201 , Y10T83/447 , Y10T83/8876
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