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
Improvements in or relating to coal cutting apparatus
摘要
申请公布号
GB683449(A)
申请公布日期
1952.11.26
申请号
GB19510002256
申请日期
1951.01.30
申请人
GEBR. EICKHOFF MASCHINENFABRIK U. EISENGIESSEREI M.B.H.
发明人
分类号
E21C25/52
主分类号
E21C25/52
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Definition of data required for automatic control of mobile mining machine
Rotary hydraulic machine and controls
Methods and apparatus for information management systems
Roulette Game
Emergency egress lighting system
Amide derivative
Multi-zone screen isolation system with selective control
Bone graft and biocomposite for prosthetic dentistry
An Electronic ballast for HID Lamp
Optical fiber cable having dummy rods with non-circular cross-section
Laser surgical ophthalmological apparatus
Novel imidazo(1,5-a)pyridine derivatives, method for preparing same and pharmaceutical compositions containing same
Teil oder Bauteil für Maschinen sowie Verfahren zur Herstellung eines solchen
MOLDE PARA CONSTRUCCION DEL CASCO DE UNA EMBARCACION.
DISPOSITIVO DE SENALIZACION LUMINOSA PARA VEHICULOS
TACO-BLOC RECAMBIABLE DE SOBREMESA
Combination of anticholinergics, glucocorticoids, beta2-agonists, PDE4 inhibitor and antileukotriene for the treatment of inflammatory diseases
ANTICUERPOS CONTRA EL RECEPTOR DEL FACTOR I DE CRECIMIENTO SIMILAR A INSULINA Y USOS DE LOS MISMOS.
Control of myopia using contact lenses
Galenic formulations of organic compounds
