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公开(公告)号：US2572471A
公开(公告)日：1951-10-23
申请号：US58065645
申请日：1945-03-02
Applicant: RENE GOUIRAND
Inventor： RENE GOUIRAND
IPC: B60C29/00
CPC classification number: B60C29/007 , Y10T137/36 , Y10T137/7781 , Y10T137/7832 , Y10T137/8326 , Y10T137/87853
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公开(公告)号：US1579523A
公开(公告)日：1926-04-06
申请号：US3128325
申请日：1925-05-19
Applicant: RENE GOUIRAND , AUGUSTE PACHE
Inventor： RENE GOUIRAND , AUGUSTE PACHE
IPC: F16L33/14
CPC classification number: F16L33/14 , Y10S24/909 , Y10T24/1416
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