Patent search ap:("ALUMINUM CO OF AMERICA") AND inv:"DEUTSCH HARRY J" Page 1

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发明授权
Method of hot working an aluminum base alloy and product thereof 失效
Title translation: 铝基合金热加工方法及其制造方法

公开(公告)号：US2249349A

公开(公告)日：1941-07-15

申请号：US29153939

申请日：1939-08-23

Applicant: ALUMINUM CO OF AMERICA

Inventor： DEUTSCH HARRY J

IPC: C22C21/12 , C22F1/04

CPC classification number: C22F1/04 , C22C21/12

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