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
Pumping jack
摘要
申请公布号
US1878469(A)
申请公布日期
1932.09.20
申请号
US19310507172
申请日期
1931.01.07
申请人
CUMMINS WALTER E
发明人
CUMMINS WALTER E.
分类号
F04B47/02
主分类号
F04B47/02
代理机构
代理人
主权项
地址
您可能感兴趣的专利
FILM RELEASING METHOD AND FILM STICKING METHOD
VAPOR-PHASE CONTENT REMOVING DEVICE
DEHUMIDIFYING METHOD AND DEVICE THEREFOR
KNbO3 CRYSTAL ELEMENT AND LASER DEVICE USING THE SAME
GUNN DIODE OSCILLATOR
LIGHTWEIGHT CONCRETE
FINE CERAMIC STRUCTURE BODY AND ITS MANUFACTURE
PROCESSING SUPPORT SYSTEM FOR NECROLOGY OF POSTHUMOUS BUDDHIST NAME ENTRY, AND MANAGEMENT DEVICE THEREFOR
INFORMATION PROCESSING SYSTEM AND METHOD AND RECORDING MEDIUM
CIRCUIT FOR DETECTING MROM LEAK DEFECT, AND MROM MIXED CHIP
ELECTRONIC CONTROL DEVICE
DATA MINING METHOD AND SYSTEM
PRINTER DRIVER AND ITS DRIVING CONDITION CHANGE METHOD
METHOD FOR REGENERATING RECOVERED POLYESTER
COMMUNICATION CONTROLLER
LOCK DEVICE
APPARATUS FOR CONTINUOUS HOT DRAWING OF OPTICAL FIBER PREFORM
BAND ALLOCATION SYSTEM
METHOD AND SYSTEM FOR IMPROVING TOTAL NETWORK RESPONSE TIME UNDER EXCHANGE OF FILE BETWEEN TELNET 3270 SERVER AND TELNET 3270 CLIENT
DATA RELAY DEVICE