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发明名称
Apparatus for forming glass envelopes and mounting operative elements therein
摘要
申请公布号
US2961800(A)
申请公布日期
1960.11.29
申请号
US19550518558
申请日期
1955.06.28
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
BATES EVERETT E.
分类号
H01J9/32
主分类号
H01J9/32
代理机构
代理人
主权项
地址
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