UNDERWATER CONTROL SYSTEM,申请号USD3516491-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	UNDERWATER CONTROL SYSTEM
摘要
申请公布号	US3516491(A)	申请公布日期	1970.06.23
申请号	USD3516491	申请日期	1967.06.28
申请人	HYDRIL CO.	发明人	GEORGE E. LEWIS
分类号	E21B33/035;(IPC1-7):E21C19/00	主分类号	E21B33/035
代理机构		代理人
主权项
地址

您可能感兴趣的专利

AIRBAG FOR A PASSENGER SEAT

PACKET DATA TRANSMISSION WITH CLASH SUBTRACTION

APPARATUS, METHOD, SYSTEM AND SYSTEM METHOD FOR DISTRIBUTED ROUTING IN A MULTIPOINT COMMUNICATION SYSTEM

APPARATUS AND METHOD FOR DERIVING A RANDOM REFERENCE NUMBER FROM PAGING AND ORIGINATING SIGNALS

MULTI-RATE TRANSMISSION SYSTEM

SOLID-STATE MEMORY DEVICE

TABLE-BASED LOW-LEVEL IMAGE CLASSIFICATION SYSTEM

SCANNING-SLIT EXPOSURE DEVICE

POWDER COATINGS WITH COLOUR EFFECT DEPENDING ON VIEWING ANGLE

POLYPROPYLENE FIBERS AND ITEMS MADE THEREFROM

MULTISTAGE LOW-TEMPERATURE REFRIGERATION MACHINE

COMPOSITE FILLED HOLLOW STRUCTURE

USE OF EXTREMELY THERMOPHILIC DNA-POLYMERASES

AZIDO POLYMERS HAVING IMPROVED BURN RATE

ADJUSTABLE, CURVED KEYBOARD

DIMETHYL-SUBSTITUTED CYCLOHEXANE DIENE DERIVATIVES

FIXED BED CONVERSION OF METHOXY COMPOUNDS TO OLEFINS