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发明名称
Oven for heating electric lamp envelopes
摘要
申请公布号
US2838297(A)
申请公布日期
1958.06.10
申请号
US19560625465
申请日期
1956.11.30
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
SHAPPELL STANLEY C.
分类号
C03B29/06;H01J9/38
主分类号
C03B29/06
代理机构
代理人
主权项
地址
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