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公开(公告)号：US1370128A
公开(公告)日：1921-03-01
申请号：US25960818
申请日：1918-10-25
Applicant: SCHRAEDER S SON INC A
Inventor： KRAFT HENRY P
IPC: B60C29/06
CPC classification number: B60C29/064 , Y10T137/3584 , Y10T137/3662
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