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 for oil wells
摘要
申请公布号
US1841712(A)
申请公布日期
1932.01.19
申请号
US19250001833
申请日期
1925.01.12
申请人
CASON JR DICK K
发明人
JR. DICK K. CASON,
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
SIMPLE STRAIN MEASURING TOOL AND INSPECTION DEVICE
PRESSURE SENSOR
MANUFACTURING METHOD OF BIOLOGICAL TISSUE HARDENED BODY
APPARATUS FOR MEASURING TEMPERATURE OF HEATING PLATE
STEERING DEVICE
LIQUID RECEIVING CONTAINER
LIQUID STORE UNIT FOR LIQUID DROPLET DISCHARGE HEAD, LIQUID DROPLET DISCHARGE DEVICE AND DROPLET DISCHARGE METHOD USING THE SAME
MAINTENANCE METHOD FOR LIQUID JET HEAD, MAINTENANCE MECHANISM, AND RECORDING APPARATUS
FILLING LIQUID FOR LIQUID DISCHARGE APPARATUS, HEAD DEVICE FOR LIQUID DISCHARGE APPARATUS, LIQUID DISCHARGE APPARATUS, CLEANING LIQUID FOR LIQUID DISCHARGE APPARATUS AND METHOD FOR CLEANING LIQUID DISCHARGE APPARATUS
HIGH-LUMINANCE X-RAY GENERATION DEVICE AND METHOD
OPTICAL MEMBER, SOLID STATE IMAGING APPARATUS, AND MANUFACTURING METHOD
SEMICONDUCTOR DEVICE
APPARATUS FOR FIBER-SORTING OR FIBER-SELECTION OF FIBER BUNDLE COMPRISING TEXTILE FIBERS, ESPECIALLY FOR COMBING
APPARATUS FOR FIBER-SORTING OR FIBER-SELECTION OF FIBER BUNDLE COMPRISING TEXTILE FIBERS, ESPECIALLY FOR COMBING
LEAD-ACID BATTERY
ALKALI-FREE GLASS AND ALKALI-FREE GLASS SUBSTRATE
CLEANING-FLUID SET, INK/CLEANING FLUID SET, AND DROPLET EJECTOR
ASSEMBLY FOR LAYING PATIENT
SEMICONDUCTOR PRODUCTION EQUIPMENT
UPPER FRAME OF EXCAVATOR
