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
Process and apparatus for purifying mineral oils
摘要
申请公布号
GB371394(A)
申请公布日期
1932.04.13
申请号
GB19310027714
申请日期
1931.01.13
申请人
JAMES SMITH
发明人
分类号
C10G25/00
主分类号
C10G25/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
AC POWER SOURCE EQUIPMENT
CONTROLLING METHOD FOR INDUCTION MOTOR
AUTOMOBILE TELEPHONE SYSTEM
EMERGENCY LAMP LIGHTING CIRCUIT
CHARGED PARTICLE ANALYZING DEVICE FOR ELIMINATION OF ELECTROSTATIC CHARGING
SEMICONDUCTOR PRINTER
OXYGEN-ENRICHING EQUIPMENT
COORDINATE INPUT DEVICE
PHASE LOCKED LOOP DEVICE
METHOD OF COATING ALUMINUM FOIL
VEHICLE CONTROLLER
HORIZONTAL DEFLECTION AMPLITUDE ADJUSTING CIRCUIT
CLOCK STEPPING MOTOR
RECORDING CARRIER FITTING DEVICE
BIAXIALLY ORIENTED POLYESTER FILM
TELEPHONE EXCHANGE
ABSENT EXTENSION POCKET BELL SYSTEM
SYSTEM FOR CONTROLLING TIME-DIVISION MULTIPLE CHANNEL SWITCH
KEY TELEPHONE SYSTEM
AUTOMATICALLY REQUESTING RE-SENDING SYSTEM
