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公开(公告)号：US2052684A
公开(公告)日：1936-09-01
申请号：US2150435
申请日：1935-05-15
Applicant: ELLIOTT WLSBROD
Inventor： ELLIOTT WLSBROD
IPC: F41H1/02
CPC classification number: F41H1/02 , Y10T152/10171
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