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经营范围
发明名称
POSTO TELEFONICO PER UN CITOFONO DI PORTONE
摘要
申请公布号
IT1089579(B)
申请公布日期
1985.06.18
申请号
IT19770004864
申请日期
1977.10.26
申请人
RITTO-WERK LOH GMBH & CO KG
发明人
HEPPNER MANFRED;KOCH MANFRED;LOH FRIEDHELM
分类号
H04M11/02;(IPC1-7):H04M/
主分类号
H04M11/02
代理机构
代理人
主权项
地址
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