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经营范围
发明名称
OSCILLATING CIRCUIT
摘要
申请公布号
JPH02281807(A)
申请公布日期
1990.11.19
申请号
JP19890104024
申请日期
1989.04.24
申请人
NEC CORP
发明人
ITOKU OSAMU
分类号
H03B5/32
主分类号
H03B5/32
代理机构
代理人
主权项
地址
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Toothbrush
Emulsion treater
Internal friction device
Boundary layer control for aircraft
Backed fabric belt making machine
Extensible light fixture
Gaseous electric discharge tube
Noise reduction system
Impedance compensator
Electromagnetic piston pump
Testing device