-
公开(公告)号:US1051426A
公开(公告)日:1913-01-28
申请号:US1911608717
申请日:1911-02-15
Applicant: MATHESON JOHN WILLIAM
Inventor: MATHESON JOHN WILLIAM
CPC classification number: E05Y2201/684
公开(公告)号:US1051426A
公开(公告)日:1913-01-28
申请号:US1911608717
申请日:1911-02-15
Applicant: MATHESON JOHN WILLIAM
Inventor: MATHESON JOHN WILLIAM
CPC classification number: E05Y2201/684