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公开(公告)号:US1672304A
公开(公告)日:1928-06-05
申请号:US73273524
申请日:1924-08-18
Applicant: STANDARD OIL CO CALIFORNIA
Inventor: CHAPPELL MARVIN L , ZISER GEORGE J , MOYER ERNEST L
公开(公告)号:US1672304A
公开(公告)日:1928-06-05
申请号:US73273524
申请日:1924-08-18
Applicant: STANDARD OIL CO CALIFORNIA
Inventor: CHAPPELL MARVIN L , ZISER GEORGE J , MOYER ERNEST L