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公开(公告)号:US1465428A
公开(公告)日:1923-08-21
申请号:US45618421
申请日:1921-03-28
Applicant: GALLAGHER MICHAEL L , SIGURD BROCKSON
Inventor: GALLAGHER MICHAEL L , SIGURD BROCKSON
公开(公告)号:US1465428A
公开(公告)日:1923-08-21
申请号:US45618421
申请日:1921-03-28
Applicant: GALLAGHER MICHAEL L , SIGURD BROCKSON
Inventor: GALLAGHER MICHAEL L , SIGURD BROCKSON