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发明名称
Campe à incandescence à revêtement diffusant et procédé de fabrication
摘要
申请公布号
FR1133590(A)
申请公布日期
1957.03.28
申请号
FRD1133590
申请日期
1955.07.15
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
分类号
H01K1/32;H01K3/00
主分类号
H01K1/32
代理机构
代理人
主权项
地址
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