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 coal cutting and like machines
摘要
申请公布号
GB463996(A)
申请公布日期
1937.04.09
申请号
GB19360001424
申请日期
1936.01.16
申请人
MAVOR & COULSON, LIMITED;JOHN BRIDIE MAVOR
发明人
分类号
E21C25/28
主分类号
E21C25/28
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Skuff
SYSTEM AND METHOD FOR DISSEMINATING FUNCTIONAL BLOCKS TO AN ON-LINE REDUNDANT CONTROLLER
WASTE OUTLET ASSEMBLY
FLEXIBLE RIBBON SPEAKER
HOUSEHOLD CLEANING TOOL
HETEROPHASIC PROPYLENE POLYMER
METHOD FOR PRODUCING BIODEGRADABLE PACKAGING FROM BIAXIALLY DRAWN FILM
INTEGRATED TOROIDAL COIL INDUCTORS FOR IC DEVICES
IMPROVEMENTS IN AND RELATING TO TELECOMMUNICATIONS NETWORKS
MAGNETIC MOTOR
WORK SUPPORTING MEMBER
METHOD FOR PROCESSING FLUORINATED AND TITANIFEROUS SOLUTIONS AFTER OPENING LOPARITE AND TITANIFEROUS CONCENTRATES IN ORDER TO OBTAIN TITANIUM DIOXIDE
TOY AIRPLANE POWERED BY ELECTRIC MOTOR AND CAPACITOR POWER SOURCE
FILM-LAMINATED METAL SHEET FOR CONTAINER
MASS FLOW RATE MEASURING DEVICE
SHEENY INK JET PRINTING MATERIAL
COATING DEVICE FOR AN ELONGATED WORKPIECE
Difluorbutyrsyre metalloproteaseinhibitorer
DEVICE AND METHOD FOR CANCELING SHEET MATERIAL
A LACTONIZATION PROCESS