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
METHOD FOR OPEN MINING OF MINERAL DEPOSITS
摘要
申请公布号
SU732531(A1)
申请公布日期
1980.05.05
申请号
SU19752114805
申请日期
1975.03.14
申请人
PAKHOMOV EVGENIJ M,SU
发明人
PAKHOMOV EVGENIJ M,SU
分类号
(IPC1-7):E21C41/02
主分类号
(IPC1-7):E21C41/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
OVER AND UNDER VOLTAGE PROTECTION CIRCUIT
PROTECTIVE SHELL FOR PEG RACK
AXIAL PISTON PUMP
MOUNTING ASSEMBLY FOR MAGNETIC STRIP STORAGE CELLS
INPUT/OUTPUT CONTROL APPARATUS IN A COMPUTER SYSTEM
THIN FILM RESISTOR NETWORK
SAMPLING SYSTEM AND APPARATUS FOR TESTING ELECTRONIC DEVICES USING A PLURALITY OF SELF-CONTAINED PROBES
DEFLECTION CORRECTOR CIRCUIT FOR CATHODE RAY TUBE
TRANSISTORIZED CRYSTAL OVERTONE OSCILLATOR
ELECTRONIC CONTROL CIRCUITRY
TRIGGER CIRCUITS
DENSITY MOISTURE METER USING A RADIOACTIVE SOURCE AND DETECTOR
STRIP END WELDING MACHINE
PUSHBUTTON ASSEMBLY MEANS,CASING,AND LOCKING MEANS
LOCAL-CALL PAY TELEPHONE ARRANGED FOR KEY-ENABLED TOLL CALLS
CONFERENCING NETWORKS EMPLOYING VIRTUAL GROUND SUMMATION TO OBTAIN ISOLATION
AUTOMATIC TELEPHONE ANSWERING DEVICE WITH A REMOTE CONTROL SYSTEM
CLOSED-CIRCUIT TV SWITCHING SYSTEM
INDIUM COATED SLOTTED ELECTRICAL CONNECTORS
ANIMAL FOOD PRODUCTS FOR REDUCING PLASMA CHOLESTEROL LEVELS
