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公开(公告)号：US2661438A
公开(公告)日：1953-12-01
申请号：US10570849
申请日：1949-07-20
Applicant: MONSANTO CHEMICALS
Inventor： SHAND LLOYD D
CPC classification number: C03C17/25 , C03C2217/213 , C03C2218/112 , H01J5/08 , Y10S516/922 , Y10T428/259
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