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
Tubing plug
摘要
申请公布号
US2857004(A)
申请公布日期
1958.10.21
申请号
US19550508369
申请日期
1955.05.16
申请人
SUN OIL COMPANY
发明人
BETHANCOURT RAOUL J.
分类号
E21B33/12
主分类号
E21B33/12
代理机构
代理人
主权项
地址
您可能感兴趣的专利
OPERATION METHOD OF FILM FILTER SYSTEM
METHOD FOR ARRANGING VIA, AND METHOD FOR MANUFACTURING WIRING SUBSTRATE
PRODUCTION METHOD OF FUEL OIL BASE MATERIAL
THERMAL CONTROL DEVICE ON BOARD SPACECRAFT
COMPOSITE SHEET FOR PINBALL GAME MACHINE BASE
BULB SOCKET
TRACTOR SHIFT CONTROL DEVICE
GAME MACHINE
STEERING CONTROL DEVICE
ROLLING BEARING AND ITS CAGE
GREASE FOR HIGH-SPEED BEARING AND ROLLING BEARING FOR SPINDLE
GREASE COMPOSITION AND MACHINERY MEMBER
INJECTING MATERIAL FOR FILLING JOINT FOR WATER SHIELDING WALL MATERIAL AND METHOD OF CONSTRUCTIGN WATER SHIELDING WALL USING THE INJECTING MATERIAL
MOLDING MACHINE SYSTEM, OPTICAL ELEMENT, AND OPTICAL PICK-UP APPARATUS
RESIN MOLD
METHOD FOR PRODUCING LENS
METHOD AND APPARATUS FOR PRODUCING SURFACE-TREATED HOLLOW MOLDING
DRAWING MACHINE FOR SHEET-LIKE OBJECT
SYSTEM DEVICE FOR INTEGRATING MATED PART WITH MOLDING PART
TRANSMITTER AND RECEIVER
