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公开(公告)号:US2193149A
公开(公告)日:1940-03-12
申请号:US28480339
申请日:1939-07-15
Applicant: GUY ULRICH
Inventor: GUY ULRICH
IPC: B60B15/18
CPC classification number: B60B15/18
公开(公告)号:US2193149A
公开(公告)日:1940-03-12
申请号:US28480339
申请日:1939-07-15
Applicant: GUY ULRICH
Inventor: GUY ULRICH
IPC: B60B15/18
CPC classification number: B60B15/18