DIRECTIONAL GYROSCOPE FOR BOREHOLE TESTERS,申请号CAD311338-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	DIRECTIONAL GYROSCOPE FOR BOREHOLE TESTERS
摘要
申请公布号	CA311338(A)	申请公布日期	1931.05.12
申请号	CAD311338	申请日期
申请人	THE SPERRY-SUN WELL SURVEYING COMPANY	发明人	ELMER AMBROSE SPERRY. JR.
分类号		主分类号
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Integrated circuit with built-in indicator of internal repair.

DECORATIVE BODY

COMBINATION CARRIER GRANULES

DEVICE FOR HOLDING A SCREW OR THE LIKE

SPRAYING APPARATUS

11BETA-PHENYL-GONANES,THEIR MANUFACTURE AND PHARMACEUTICAL PREPARATIONS CONTAINING THEM

DIRECTLY PRINTABLE PRESSURE-SENSITIVE ADHESIVE TAPE

NEUTRALISATION OF ACID CONTAINED IN AQUEOUS ACID SOLUTIONS

FLUIDIZED BED POLYMERIZATION REACTORS

2-ALKOXYCARBONYLALKYL-3-OXO-5,6-DIARYL-AS-TRIAZINES HAVING UTILITY AS THERAPEUTICS

APPARATUS FOR CLEARING MINES

INDOLE DERIVATIVES,PROCESSES FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS CONTAINING THEM

ACRYLIC CROSSLINKED POLYMERS

6,7-DISUBSTITUTED 1-CYCLOPROPYL-1,4-DIHYDRO-4-OXO-1,8-NAPHTHYRIDINE-3-CARBOXYLIC ACIDS

ESTERS OF CARBOXY-CONTAINING INTERPOLYMERS

MINERAL BREAKER

PRODUCTION OF ALCOHOLIC BEVERAGES AND KITS THEREFOR

A CURRENT MONITOR FOR SWITCH CONTROLLERS