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发明名称
Apparatus for lamp stem manufacture
摘要
申请公布号
US2322728(A)
申请公布日期
1943.06.22
申请号
US19410413140
申请日期
1941.10.01
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
GATES PAUL E.
分类号
H01J9/32
主分类号
H01J9/32
代理机构
代理人
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地址
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