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公开(公告)号:US1526423A
公开(公告)日:1925-02-17
申请号:US41669920
申请日:1920-10-13
Applicant: ARTHUR A NOYES TRUSTEE
Inventor: KEYES FREDERICK G , KRAUS CHARLES A
公开(公告)号:US1526423A
公开(公告)日:1925-02-17
申请号:US41669920
申请日:1920-10-13
Applicant: ARTHUR A NOYES TRUSTEE
Inventor: KEYES FREDERICK G , KRAUS CHARLES A