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公开(公告)号:US2577157A
公开(公告)日:1951-12-04
申请号:US16347950
申请日:1950-05-22
Applicant: ROSS LOREN A
Inventor: ROSS LOREN A
CPC classification number: B60B29/007 , B25B13/52
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公开(公告)号:US2911867A
公开(公告)日:1959-11-10
申请号:US70954058
申请日:1958-01-17
Applicant: ROSS LOREN A
Inventor: ROSS LOREN A
IPC: B60B29/00
CPC classification number: B60B29/003
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公开(公告)号:US2629087A
公开(公告)日:1953-02-17
申请号:US25588251
申请日:1951-11-13
Applicant: ROSS LOREN A
Inventor: ROSS LOREN A
CPC classification number: B60Q1/2665 , B60Q1/34 , B60R1/1207
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