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发明名称
KEYBOARD INPUT DEVICE
摘要
申请公布号
JPH04178814(A)
申请公布日期
1992.06.25
申请号
JP19900307722
申请日期
1990.11.14
申请人
TOUHOKU NIHON DENKI SOFUTOUEA KK
发明人
TSUKIDA JINYA
分类号
H03M11/04;G06F3/023
主分类号
H03M11/04
代理机构
代理人
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