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公开(公告)号：US1759410A
公开(公告)日：1930-05-20
申请号：US4794625
申请日：1925-08-03
Applicant: MARSTON HAROLD B
Inventor： MARSTON HAROLD B
CPC classification number: D07B1/062 , B60C9/0007 , D07B2201/2023 , D07B2201/2042 , D07B2201/2053 , D07B2201/2057 , D07B2201/2069 , D07B2501/2046 , Y10S57/902 , Y10T152/10855 , Y10T152/10873
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