Improvements in and relating to machines for the mechanical getting of coal,申请号GB19550016633-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	Improvements in and relating to machines for the mechanical getting of coal
摘要
申请公布号	GB770739(A)	申请公布日期	1957.03.20
申请号	GB19550016633	申请日期	1955.06.09
申请人	STAMICARBON N.V.	发明人
分类号	E21C27/34	主分类号	E21C27/34
代理机构		代理人
主权项
地址

您可能感兴趣的专利

EXHAUST GAS PURIFICATION SYSTEM FOR INTERNAL COMBUSTION ENGINE

SPOKED SPACER FOR A GAS TURBINE ENGINE

Bipolar Resistive-Switching Memory with a Single Diode Per Memory Cell

DIFFUSING AGENT COMPOSITION AND METHOD OF FORMING IMPURITY DIFFUSION LAYER

METHOD FOR MOLECULAR ADHESION BONDING AT LOW PRESSURE

VIRTUAL MONEY SYSTEM

Multi-Interface Streaming Media System

ENDOVASCULAR DEVICE WITH A TISSUE PIERCING DISTAL PROBE AND ASSOCIATED METHODS

WIRELESS COMMUNICATION DEVICE

METHOD AND APPARATUS FOR PRODUCING SILICON NITRIDE FILM

Sound Processing Apparatus

VEHICLE DOOR STRUCTURE

IMAGE FORMING APPARATUS

COATING COMPOSITION AND METHOD FOR FORMING COATING FILM

LIQUID CRYSTAL ALIGNING AGENT, LIQUID CRYSTAL ALIGNMENT FILM AND LIQUID CRYSTAL DISPLAY ELEMENT

TONER AND IMAGE FORMING DEVICE

DEPRESSION SWITCH MECHANISM

COMPOSITION FOR ORAL CAVITY