-
公开(公告)号：US2160812A
公开(公告)日：1939-06-06
申请号：US19476638
申请日：1938-03-09
Applicant: ALUMINUM CO OF AMERICA
Inventor： HERBERT ALDEN JOHN , TRIMBLE STROUP PHILIP , MICHAEL BUDGE PASQUAL
IPC: C22B21/06
CPC classification number: C22B21/064
Search Results
1
records
(took 0.016 seconds)
筛选
AND
AND
过滤
NOT
NOT
Scan to Join
