专利内容由知识产权出版社提供
专利名称：Indicator of telephonic fees发明人：LUSCHER PAUL申请号：US67294657申请日：19570719公开号：US3002684A公开日：19611003
摘要：827,554. Metering. SODECO SOC. DES COMPTEURS DE GENEVE. July 9, 1957 July21, 1956], No. 216/57. Class 40 (4). [Also in Group XIX] A subscriber's meter comprisestwo totalizers A, B visible through windows 22a, 22b in a casing which supports thetelephone set. Metering pulses rock armature 11, Fig. 2, to advance both totalizers.Totalizer B can be zeroized by operation of lever 24.
申请人：SODECO SOCIETE DES COMPTEURS DE GENEVE
更多信息请下载全文后查看
