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公开(公告)号:CA242269A
公开(公告)日:1924-08-19
申请号:CA242269D
Applicant: EASTERN MFG COMPANY
Inventor: CALLAN JOHN GURNEY , CRAVEN GEORGE FRANCES
公开(公告)号:CA242269A
公开(公告)日:1924-08-19
申请号:CA242269D
Applicant: EASTERN MFG COMPANY
Inventor: CALLAN JOHN GURNEY , CRAVEN GEORGE FRANCES