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公开(公告)号：US2038208A
公开(公告)日：1936-04-21
申请号：US66229533
申请日：1933-03-23
Applicant: INT MOTOR CO
Inventor： DAY JR WILLIAM E
CPC classification number: C21D1/46 , Y10S148/904
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公开(公告)号：US1584706A
公开(公告)日：1926-05-11
申请号：US66970923
申请日：1923-10-20
Applicant: INT MOTOR CO
Inventor： DAY JR WILLIAM E
IPC: C22C9/00
CPC classification number: C22C9/00
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