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公开(公告)号：US1919634A
公开(公告)日：1933-07-25
申请号：US42716930
申请日：1930-02-10
Applicant: STANDARD OIL DEV CO
Inventor： HAUPT CHARLES H , ELY ALLEN J
IPC: B65D88/34
CPC classification number: B65D88/34 , Y10S210/09
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