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公开(公告)号：US1533900A
公开(公告)日：1925-04-14
申请号：US46205421
申请日：1921-04-16
Applicant: SILICA SYNDICATE LTD
Inventor： FREDERICK REYNOLDS
CPC classification number: H01J13/00 , H01J61/58 , H01J2893/0095
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2.发明授权Manufacture and production of gas-tight seals or closures between metal and vitreous material 失效制造和生产金属和玻璃质材料之间的气密密封或封闭件
公开(公告)号：US1489099A
公开(公告)日：1924-04-01
申请号：US56608922
申请日：1922-06-05
Applicant: SILICA SYNDICATE LTD
Inventor： FREDERICK REYNOLDS
IPC: H01J9/32
CPC classification number: H01J9/32
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公开(公告)号：US1474293A
公开(公告)日：1923-11-13
申请号：US51442421
申请日：1921-11-10
Applicant: SILICA SYNDICATE LTD
Inventor： FREDERICK REYNOLDS
IPC: H01J19/42
CPC classification number: H01J19/42 , H01J2893/0002
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