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发明名称
DATA PROTECTING SYSTEM
摘要
申请公布号
JPH04127755(A)
申请公布日期
1992.04.28
申请号
JP19900249234
申请日期
1990.09.19
申请人
FUJITSU LTD
发明人
SUZUKI NORIYASU;HONMA MASAHIRO
分类号
H04M3/22
主分类号
H04M3/22
代理机构
代理人
主权项
地址
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