首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
LEVEL ATTENUATOR
摘要
申请公布号
JPH11234067(A)
申请公布日期
1999.08.27
申请号
JP19980036402
申请日期
1998.02.18
申请人
KYOCERA CORP
发明人
YOKOYAMA AKIRA
分类号
H03F3/68;H03G3/10;(IPC1-7):H03G3/10
主分类号
H03F3/68
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Pipe and cable fireproof wall box - has compressed non-combustible material secured inside spaced gratings
Program selector for TV receivers - has each channel with resistor chain tappings correctly aligned with corresponding tuner by potentiometers
Oil or gas burner with combustion recirculation - has dry air blown in twisting motion to enter inner tube for mixing
Elongated brace bicycle holder - includes clamps pivot supported at each end and respectively attached to crossbars of two adjacent bicycles
Lorry for transporting prefabricated concrete sections - has adjustable frame to lock to section and winch operated support frame
Sealant for container for aq. compsn. e.g. cosmetic gel pencil - is polyethylene glycol! with hydrophobic gp. to prevent drying
Single pole electronic switch - has FET whose drain and source are connected to voltage source and load respectively
Powdery reactant metering system - esp. for feeding para-formaldehyde powder for the denitration of radioactive waste soln.
Thiophosphoric acid and thiophosphonic acid halide prodn. - by reacting phosphoric or phosphonic acid halide with phosphorus tri:chloride and sulphur
Flap armature electromagnet with U=shaped soft iron core - has coil former in form of integral frame holding entire electromagnet assembly together
Folding emergency paddle stowed in hollow mast - is tube with spring strips across end, carrying canvas blade
Damped support for car seat and headrest - has damper between floor and headrest to eliminate whiplash effect
Clamping ring for cable connection - has several contacts held in insulating elements in ring with holding wedges
Drive mechanism for gauges - uses quadrant arm and simple taut band transmission for pointer spindle
Monitoring circuit for earth resistance of local mains - has dual transistor network with own DC supply tripping power supply if set value is exceeded
Test for deposit formation tendency of heated liq. - comprising adding impurities, passing through heated tube and measuring temp. of pressure
Flexible mouth exercise piece - is half-moon-shaped, preferably of rubber with soft alloy core, for bending to shape
Electric circuit produced on insulating support - has transverse grooves along which it can be broken and terminals are formed on support sides
Drilling stones for wire-drawing of e.g. hard metal - uses cross-grinding and calibration techniques
Multipurpose screening, noise insulating and retaining wall - is assembled from spaced transverse beams linked by two parallel lengthways beams
