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公开(公告)号：US1643236A
公开(公告)日：1927-09-20
申请号：US12504626
申请日：1926-07-26
Applicant: JAMES BELL JESSE
Inventor： JAMES BELL JESSE
CPC classification number: B60N2/3025 , B60N2/062 , B60N2/3059 , B60N2/3061
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