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公开(公告)号：US1250476A
公开(公告)日：1917-12-18
申请号：US6065915
申请日：1915-11-10
Applicant: OSCAR HAMMERSMITH , MCKEE RAYMOND E
Inventor： MCKEE RAYMOND E
CPC classification number: B60C23/0403
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公开(公告)号：US1324915A
公开(公告)日：1919-12-16
申请号：US6166415
申请日：1915-11-15
Applicant: OSCAR HAMMERSMITH , MCKEE RAYMOND E
Inventor： MCKEE RAYMOND E
CPC classification number: B60C23/0467
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