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公开(公告)号：US2098859A
公开(公告)日：1937-11-09
申请号：US12477037
申请日：1937-02-08
Applicant: CHIASSON PLACID N
Inventor： CHIASSON PLACID N
IPC: B60B11/04
CPC classification number: B60B11/04 , Y10S152/01 , Y10T152/1063
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公开(公告)号：US1998415A
公开(公告)日：1935-04-16
申请号：US67984033
申请日：1933-07-11
Applicant: ROBERT BOOTH & COMPANY
Inventor： ROBERT BOOTH
CPC classification number: B60S1/68 , B60B11/06 , Y10S152/01
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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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