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发明名称
ENGINE BLOCK WITH CASE HARDENING OF CYLINDER WALLS
摘要
申请公布号
US3476020(A)
申请公布日期
1969.11.04
申请号
USD3476020
申请日期
1968.09.03
申请人
CATERPILLAR TRACTOR CO.
发明人
CHARLES N. FANGMAN
分类号
F02F1/00;F02F1/14;(IPC1-7):F01B31/00;F16J11/04
主分类号
F02F1/00
代理机构
代理人
主权项
地址
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