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公开(公告)号:US2057991A
公开(公告)日:1936-10-20
申请号:US66043033
申请日:1933-03-11
Applicant: WILSON JOHN L
Inventor: WILSON JOHN L
IPC: A47L15/44
CPC classification number: A47L15/4445
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公开(公告)号:US1820857A
公开(公告)日:1931-08-25
申请号:US38626229
申请日:1929-08-16
Applicant: WILSON JOHN L
Inventor: WILSON JOHN L
IPC: B60B21/12
CPC classification number: B60B21/12 , Y10T152/10657 , Y10T152/10738
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公开(公告)号:US1237231A
公开(公告)日:1917-08-14
申请号:US7015716
申请日:1916-01-04
Applicant: WILSON JOHN L , MILLER CHARLIE O
Inventor: WILSON JOHN L , MILLER CHARLIE O
CPC classification number: B60H1/038 , Y10T137/6525 , Y10T137/6884
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