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
Detachable casing spacer
摘要
申请公布号
US3022085(A)
申请公布日期
1962.02.20
申请号
US19580780537
申请日期
1958.12.15
申请人
KENNEDY JR TED
发明人
JR. TED KENNEDY,
分类号
E21B17/10
主分类号
E21B17/10
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Gun chambering device
Projection optical system and projection exposure apparatus
System and method for providing an image deghosting circuit in an electroptic display device
Fuel cell
Vehicle security system for deleting temporary master remote transmitter and related methods
Acoustical imaging interferometer for detection of buried underwater objects
Inductor current sensing in isolated switching regulators and related methods
Chiral ligands, transition-metal complexes thereof and uses thereof in asymmetric reactions
End fitting tubular members and method of applying same
Methods for hermetically sealing microchip reservoir devices
Electrical box for ceiling fans
Multi-band frequency synthesizer for mobile terminals
Fuser member having high temperature plastic layer
Position control for a crop pickup device
Actuator apparatus
Pharmaceutical composition comprising Aralia extracts
Target for a stationary anode in an x-ray tube
Hollow core photonic bandgap optical fiber
CPU power management based on utilization with lowest performance mode at the mid-utilization range
Information-inputting device inputting contact point of object on recording surface as information