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公开(公告)号：US1926089A
公开(公告)日：1933-09-12
申请号：US50919931
申请日：1931-01-16
Applicant: REYNOLDS SPRING CO
Inventor： FORBES FERRY M , HAWES FREDERICK W
IPC: B60N2/70
CPC classification number: B60N2/7041
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