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公开(公告)号：US1805869A
公开(公告)日：1931-05-19
申请号：US75205224
申请日：1924-11-24
Applicant: H D TAYLOR CO
Inventor： ARTHUR HALLSTEAD LEON , HERBERT DAWSON
IPC: B60S5/04
CPC classification number: B60S5/043 , Y10T137/3662
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