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1.Process for manufacturing steel tires and the like by forging and pressing ingots 失效
标题翻译: 通过锻造和压铸锭制造钢轮胎等的工艺公开(公告)号:US1896704A
公开(公告)日:1933-02-07
申请号:US52233331
申请日:1931-03-13
申请人: ALBERT DECHENNE
发明人: ALBERT DECHENNE
IPC分类号: B21J1/02
CPC分类号: B21J1/02 , Y10T29/49977