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公开(公告)号:US1073003A
公开(公告)日:1913-09-09
申请号:US1912724559
申请日:1912-10-08
Applicant: TROYER FRANK
Inventor: TROYER FRANK
CPC classification number: E05Y2201/416
公开(公告)号:US1073003A
公开(公告)日:1913-09-09
申请号:US1912724559
申请日:1912-10-08
Applicant: TROYER FRANK
Inventor: TROYER FRANK
CPC classification number: E05Y2201/416