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经营范围
发明名称
Nummernwählapparat.
摘要
申请公布号
CH207807(A)
申请公布日期
1939.11.30
申请号
CHD207807
申请日期
1938.08.01
申请人
ROHRER,JOHANN FRIEDRICH
发明人
FRIEDRICH ROHRER,JOHANN
分类号
H04M1/272
主分类号
H04M1/272
代理机构
代理人
主权项
地址
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