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发明名称
Meter reading apparatus
摘要
申请公布号
US1955043(A)
申请公布日期
1934.04.17
申请号
US19310581134
申请日期
1931.12.15
申请人
PAUL YATES;GUTHRIE JAMES M
发明人
YATES PAUL;GUTHRIE JAMES M.
分类号
H04M11/00
主分类号
H04M11/00
代理机构
代理人
主权项
地址
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