SAFETY LATCH FOR WELL PIPE ELEVATORS,申请号CA19740206009-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	SAFETY LATCH FOR WELL PIPE ELEVATORS
摘要
申请公布号	CA1010441(A)	申请公布日期	1977.05.17
申请号	CA19740206009	申请日期	1974.07.31
申请人	BYRON JACKSON INC.	发明人	MCFADDEN, EDWARD J.
分类号	E21B19/06	主分类号	E21B19/06
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Decoding method and coding method

ORAL DRUG DELIVERY SYSTEM

Multi-user remote video editing

Sprinkler with variable arc and flow rate and method

Method for bending and thermal pre-tensioning of ray-proof glass

ROLLING-RESET IMAGER WITH OPTICAL FILTER

CMOS影像传感器

一种Linux文件保护系统及方法

用于产生微粒的设备和方法

一种新型LED路灯

一种槽式黑体太阳能光热转化器

一种发电机励磁系统的建模方法

HIGH-STRENGTH COLD-ROLLED STEEL SHEET, HIGH-STRENGTH GALVANIZED STEEL SHEET, AND HIGH-STRENGTH ALLOYED HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLENT FORMABILITY AND WELDABILITY, AND METHODS FOR MANUFACTURING THE SAME

ORAL L-HISTIDINE FOR THE TREATMENT OR PREVENTION OF ATOPIC DERMATITIS OR CONTACT DERMATITIS

Multimedia services in a communication system