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经营范围
发明名称
Procédé de soudure d'éléments en verre ou en matière similaire d'une ampoule delampe à incandescence ou d'un tube à décharge
摘要
申请公布号
FR1067523(A)
申请公布日期
1954.06.16
申请号
FRD1067523
申请日期
1952.12.08
申请人
WATT GLU:HLAMPEN- UND ELEKTRIZITATS-AKTIENGESELLSCHAFT
发明人
分类号
C03C27/10
主分类号
C03C27/10
代理机构
代理人
主权项
地址
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