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经营范围
发明名称
Coupling Apparatus for Telephone Handsets
摘要
申请公布号
CA2105548(A1)
申请公布日期
1994.06.22
申请号
CA19932105548
申请日期
1993.09.03
申请人
AMERICAN TELEPHONE AND TELEGRAPH COMPANY
发明人
GIBLER, CLINTON D.;MARCUS, LARRY A.;ROSEBROCK, FREDERICK A.;WHITE, PERRY K.
分类号
H04M1/215;(IPC1-7):H04M11/00;H04M1/06
主分类号
H04M1/215
代理机构
代理人
主权项
地址
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