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发明名称
TELEPHONE SET
摘要
申请公布号
JPS6464453(A)
申请公布日期
1989.03.10
申请号
JP19870221381
申请日期
1987.09.03
申请人
CANON INC
发明人
HARA MASAKI
分类号
H04M1/274;H04N1/00
主分类号
H04M1/274
代理机构
代理人
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地址
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