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公开(公告)号：US2677608A
公开(公告)日：1954-05-04
申请号：US15084450
申请日：1950-03-21
Applicant: DORR CO
Inventor： MCKAY JAMES B , ROBERTS ELLIOTT J , BOSQUI FRANCIS L
IPC: C22B1/10
CPC classification number: C22B1/10
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公开(公告)号：US2692677A
公开(公告)日：1954-10-26
申请号：US21025251
申请日：1951-02-09
Applicant: DORR CO
Inventor： BOSQUI FRANCIS L , HEATH THOMAS D
IPC: B03C1/30
CPC classification number: B03C1/30
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