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公开(公告)号:US2645199A
公开(公告)日:1953-07-14
申请号:US16130250
申请日:1950-05-11
Applicant: ST REGIS PAPER CO
Inventor: ZONNER WILLIAM A
公开(公告)号:US2645199A
公开(公告)日:1953-07-14
申请号:US16130250
申请日:1950-05-11
Applicant: ST REGIS PAPER CO
Inventor: ZONNER WILLIAM A