Patent search ap:("ALUMINUM CO OF AMERICA") AND inv:"KERR DAVID L" Page 1

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发明授权
Castings 失效
Title translation: 铸造

公开(公告)号：US3496624A

公开(公告)日：1970-02-24

申请号：US3496624D

申请日：1966-10-25

Applicant: ALUMINUM CO OF AMERICA

Inventor： KERR DAVID L , LEMON ROBERT C , STONEBROOK EDWARD E

IPC: C22F3/00 , B23P17/00

CPC classification number: C22F3/00 , Y10T29/4975 , Y10T29/49972 , Y10T428/12757

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