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
PADDY FIELD WATER LEVEL REGULATOR
摘要
申请公布号
JPH10280371(A)
申请公布日期
1998.10.20
申请号
JP19970080652
申请日期
1997.03.31
申请人
HITACHI ENG & SERVICES CO LTD
发明人
HIRATA KEIICHI
分类号
E02B13/02;(IPC1-7):E02B13/02
主分类号
E02B13/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
回收铑的方法
Mold halves and molding assembly for making contact lenses
Process of fabrication of a heating resistor for electric oven
Variable capacity refrigerant compressor provided with an improved inclination limiting means for a swash plate element
Process for coating a sheet
Method for producing basic polyaluminium chloride and its use for the treatment of aqueous media
Method for producing a protective element for sports shoes and/or items of clothing and product obtained with said method
Synchronizing circuit
Storage device and method accessing it
Magnetic field adjusting center rods for cyclotron, magnet for cyclotron, and cyclotron
Balanced modulator
Air bag door arrangement
Semiconductor integrated circuit.
Process for preparing a porous or pseudoporous anisotropic material, with a ceramic polymer lattice.
Motor bearing structure
COHERENT, FLEXIBLE, COATED-BORE HOLLOW-FIBER WAVEGUIDE, AND METHOD OF MAKING SAME
Method for fabricating plasma display panel and plasma display panel fabricated by the same
Tape loading device of magnetic recording/reproducing apparatus.
Arrangement for selecting radio channel for direct-mode transmission system between mobiles
一种水泥混凝土养护剂
