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21.
公开(公告)号:US2239551A
公开(公告)日:1941-04-22
申请号:US26949639
申请日:1939-04-22
Applicant: CORNING GLASS WORKS
Inventor: DALTON ROBERT H , NORDBERG MARTIN E
CPC classification number: B01J23/72 , B01J27/055 , C03C1/00 , C03C8/24 , C03C27/044 , C07C45/41 , C07C45/62 , C23D5/00 , C07C47/02
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公开(公告)号:US2221709A
公开(公告)日:1940-11-12
申请号:US18777038
申请日:1938-01-29
Applicant: CORNING GLASS WORKS
Inventor: HOOD HARRISON P , NORDBERG MARTIN E
IPC: C03C3/06
CPC classification number: C03C3/06 , C03C2201/10 , C03C2201/50 , C03C2203/10
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