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经营范围
发明名称
Improvements in or relating to television, picture telegraphy and the like
摘要
申请公布号
GB439737(A)
申请公布日期
1935.12.09
申请号
GB19340010683
申请日期
1934.04.09
申请人
LUDWIG SCHIFF
发明人
分类号
C25D7/04;F02F1/20;H01J29/58;H01J31/08;H01J31/12
主分类号
C25D7/04
代理机构
代理人
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