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发明名称
Machine for sealing
摘要
申请公布号
US1924532(A)
申请公布日期
1933.08.29
申请号
US19290392136
申请日期
1929.09.12
申请人
DEFOREST RADIO COMPANY
发明人
ZIMBER RAYMOND M.;HAWTHORNE LOUIS A.
分类号
H01J5/24
主分类号
H01J5/24
代理机构
代理人
主权项
地址
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