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发明名称
Coin telephone security devices
摘要
申请公布号
US3213210(A)
申请公布日期
1965.10.19
申请号
US19620168339
申请日期
1962.01.24
申请人
SAMPLES HULAND R
发明人
SAMPLES HULAND R.
分类号
H04M17/02
主分类号
H04M17/02
代理机构
代理人
主权项
地址
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