Outil rotatif de forage à cône central,申请号FR19630938402-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	Outil rotatif de forage à cône central
摘要
申请公布号	FR1368218(A)	申请公布日期	1964.07.31
申请号	FR19630938402	申请日期	1963.06.17
申请人	CHRISTENSEN DIAMOND PRODUCTS CO	发明人	RITTER MARCEL GEORGES
分类号	E21B10/46	主分类号	E21B10/46
代理机构		代理人
主权项
地址

您可能感兴趣的专利

METHOD TO PROMOTE WOUND HEALING

DEVICE AND SYSTEM FOR MEASURING AN EXTERNAL ELECTROSTATIC FIELD, AND SYSTEM AND METHOD FOR DETECTING STORMS

INTRA-DAY MATCHING MESSAGE SYSTEM AND METHOD

TWO-COMPONENT ACRYLIC ADHESIVE FOR FORMING MOLD MODEL AND BONDING METHOD USING SUCH ADHESIVE

HERBICIDE COMPOSITIONS FOR UPLAND FARMING AND CONTROL METHOD

PORTABLE TELEPHONE WITH BROADCAST RECEIVER

GENERATION OF VIRUS-LIKE PARTICLES AND USE AS PANFILOVIRUS VACCINE

HEAD MODULE, PRINTING DEVICE, AND PRINTING METHOD

COMPOSITIONS AND TREATMENTS OF BACTERIAL VAGINOSIS

Sperrvorrichtung für einen Rolladen oder dergleichen

APPARATUS EQUIPPED WITH HIGH FREQUENCY COIL

A METHOD AND A APPARATUS OF OPERATING MULTI WINDOW FOR MOBILE PHONE

OPTICAL FIBER PROVIDED WITH LENS AND METHOD FOR MANUFACTURING THE OPTICAL FIBER

SUITCASE COMPRISING MOUNTED POCKETS

OIL BOILER WITH DUPLICATION WATER TANK

AUTOMATIC FACE EXTRACTION FOR USE IN RECORDED MEETINGS TIMELINES.

MIXTURE FOR PROVIDING A STUCCO FINISH TO WALLS AND METHOD FOR APPLYING THE SAME.

STERILIZATION CASSETTE AND PACKAGING.

MICROBIAL MANURE TREATMENT SYSTEM