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
Mud valve
摘要
申请公布号
GB917131(A)
申请公布日期
1963.01.30
申请号
GB19580029089
申请日期
1958.09.10
申请人
LEWIS MERVYN CECIL SEAMARK
发明人
分类号
F16K3/02
主分类号
F16K3/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Steam to carbon ratio control in steam reforming of hydrocarbons
Method of plasma etching silicon nitride
Optical power equalizer
Chromatic dispersion control method and apparatus
Wide band erbium-doped fiber amplifier (EDFA)
Bit-rate and format insensitive all-optical clock extraction circuit
Copper-alloy foil to be used for suspension member of hard-disc drive
Design system and method having improved display of code
Process for the manufacture of 2-ethylhexyl acrylate
Process and device for recognition of a medium fraction, in particular in motor fuel
Silicon micro-machined fixed-volume back-flush injector having no unswept dead volume during injection
Rigid-printed wiring board and production method of the rigid-printed wiring board
Automated management of internet and/or web site content
Content-based visualization and user-modeling for interactive browsing and retrieval in multimedia databases
Method and apparatus for reducing mitral regurgitation
Method and apparatus for assigning conditional or consequential rights to documents and documents having such rights
Process for production of higher linear internal olefins from butene
Inhibiting oxidative degradation of pharmaceutical formulations
Combination comprising combretastatin and anticancer agents
Ophthalmic compositions containing galactomannan polymers and borate
