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公开(公告)号:US1380627A
公开(公告)日:1921-06-07
申请号:US40879820
申请日:1920-09-08
Applicant: BANFIELD WILLIAM B
Inventor: BANFIELD WILLIAM B
IPC: B60C7/04
CPC classification number: B60C7/04 , Y10T152/10009 , Y10T152/1036
公开(公告)号:US1380627A
公开(公告)日:1921-06-07
申请号:US40879820
申请日:1920-09-08
Applicant: BANFIELD WILLIAM B
Inventor: BANFIELD WILLIAM B
IPC: B60C7/04
CPC classification number: B60C7/04 , Y10T152/10009 , Y10T152/1036