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公开(公告)号:US2843460A
公开(公告)日:1958-07-15
申请号:US34731553
申请日:1953-04-07
Applicant: STANDARD OIL DEV CO
Inventor: BOREY DANIEL S , RHYS JR CYRIL O
公开(公告)号:US2843460A
公开(公告)日:1958-07-15
申请号:US34731553
申请日:1953-04-07
Applicant: STANDARD OIL DEV CO
Inventor: BOREY DANIEL S , RHYS JR CYRIL O