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发明名称
Current impulse transmitter
摘要
申请公布号
GB1011153(A)
申请公布日期
1965.11.24
申请号
GB19620029750D
申请日期
1962.08.02
申请人
TELEMAX - VERKAUFSGESELLSCHAFT FUR WECHSELSPRECHANLAGEN M.B.H.
发明人
分类号
H04M1/274
主分类号
H04M1/274
代理机构
代理人
主权项
地址
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