,申请号NO19640154889-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称
摘要
申请公布号	NO117738(B)	申请公布日期	1969.09.22
申请号	NO19640154889	申请日期	1964.09.24
申请人	GULF RESEARCH & DEVELOPMENT CO	发明人	MORI E;SCHAUB P;PEKAREK J;GOODWIN R
分类号	E21B7/18;E21B21/06;E21B21/08	主分类号	E21B7/18
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Procedure and circuit for avoiding imaging errors in thermal imagers.

Threaded plastic component for placement on a tube neck

AN APPARATUS AND METHOD FOR PROVIDING A COATING OF WAX ON A SUBSTRATE

USE OF HARDENABLE ALLOY OF COPPER

APPARATUS FOR COOLING A NUCLEAR PILE CORE AND FOR THE PROTECTION OF A NUCLEAR REACTOR CONCRETE STRUCTURE WITH A CORE MELTED DUE TO FAILURE

SAFETY BELT RETRACTOR IN MOTOR VEHICLES

CLIP OF AN OBJECT, FOR INSTANCE A DISK WITH A ROD

FLOOR FRAMING ELEMENT

PROCESS AND APPARATUS FOR PNEUMATIC INTRODUCTION OF A FIBER SLIVER INTO A SPINNING MACHINE

TRAVELLING DEVICE OF SPINNING OR WINDING MACHINES HANDLING AUTOMATIC MACHINES

DEVICE ENABLING INCLINATION OF LIFTING JACKS

ELECTRODE BOILER CIRCUIT ARRANGEMENT

TRIGGER MECHANISM HAVING ONLY ONE TRIGGER OF TWO-BARREL GUNS, PARTICULARLY OF BREAKDOWN TYPE WITH SIDE LOCKS

ENDOTRACHEAL TUBE DISTAL END PICK-UP CATHETER

CABLE DRUM DRIVING GEAR

GEAR DRIVE, PARTICULARLY FOR PILGER MILL

BOBBIN WINDING DEVICE