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发明名称
équipements d'impression automatique de tickets pour systèmes à bureaux téléphoniques ou analogues
摘要
申请公布号
FR838822(A)
申请公布日期
1939.03.16
申请号
FRD838822
申请日期
1938.06.02
申请人
LE MATERIEL TELEPHONIQUE
发明人
分类号
H04M15/38
主分类号
H04M15/38
代理机构
代理人
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地址
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