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公开(公告)号:US918721A
公开(公告)日:1909-04-20
申请号:US1908414768
申请日:1908-02-07
Applicant: ALDERFER JOHN M
Inventor: ALDERFER JOHN M
CPC classification number: B60B11/06 , Y10S152/01
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公开(公告)号:US730073A
公开(公告)日:1903-06-02
申请号:US1902133417
申请日:1902-12-01
Applicant: ALDERFER JOHN M
Inventor: ALDERFER JOHN M
CPC classification number: B60C15/028
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