JOINT FOR MOUNTING A DISC-SHAPED MINING HEAD,申请号PL19830243692-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	JOINT FOR MOUNTING A DISC-SHAPED MINING HEAD
摘要
申请公布号	PL139703(B1)	申请公布日期	1987.02.28
申请号	PL19830243692	申请日期	1983.09.07
申请人		发明人
分类号	E21C;E21C25/18;(IPC1-7):E21C25/12	主分类号	E21C
代理机构		代理人
主权项
地址

您可能感兴趣的专利

CAMERA AND IMAGE CORRECTING METHOD

LASER SCANNING MICROSCOPE CONTROLLER, METHOD OF CONTROLLING LASER SCANNING MICROSCOPE AND PROGRAM

OPTICAL PARTS WITH COOLING MEANS

TEST PATTERN CREATION METHOD OF SYSTEM LSI, TEST PATTERN CREATION DEVICE, TEST METHOD AND TEST CIRCUIT

METHOD OF DETERMINING HEXAVALENT CHROMIUM

FUEL DISPLAY SYSTEM AND FUEL GAUGE

SELF-CALIBRATION TYPE ANGLE SENSOR

RESIN-CEMENTED TYPE OPTICAL ELEMENT AND LENS BARREL

INSPECTION DEVICE

FLOOR HEATER PANEL AND FLOOR HEATER STRUCTURE

HIGH FREQUENCY HEATING DEVICE

ELECTRICALLY-DRIVEN VALVE

HOLDING-TYPE SOLENOID CAPABLE OF CONFIRMING OPERATION

O-SEAL WITH BACKUP RING

BREATHER DEVICE FOR GEAR CASE

ROTARY ACTUATOR

FIXING STRUCTURE FOR VALVE BODY