Selector arrangement for direct call telephone systems,申请号GB19340008575-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	Selector arrangement for direct call telephone systems
摘要
申请公布号	GB424534(A)	申请公布日期	1935.02.22
申请号	GB19340008575	申请日期	1934.03.19
申请人	OTTO MOSER	发明人
分类号	H04M1/52;H04M9/00	主分类号	H04M1/52
代理机构		代理人
主权项
地址

您可能感兴趣的专利

High speed perforation machine for perforating predetermined repetitive patterns in a continuous moving web

HEAT INSULATING COVER FOR COOLING CONTAINERS

Torque controlled variable displacement hydraulic motor

Headwrap for chemotherapy patients

Disposable cleaning implement

Hinge for convertible sofa

Head position control system for fixed drive including position encoder, temperature sensor and embedded fine servo information

Poly(aryl ether sulfone)-poly(aryl ether ketone) block copolymers

Secretion of insulin-like growth factor-I

Monoclonal antibodies reactive with activated and oncogenic ras p21 proteins

Method and apparatus for separating fluids having different specific gravities

ELECTRICAL APPARATUS

ELECTROCHEMICAL PROCESS FOR PRODUCING CHLORIC ACID - ALKALI METAL CHLORATE MIXTURES

High utilization supported catalytic metal-containing gas-diffusion electrode, process for making it, and cells utilizing it

Sulfate scale dissolution

Mix head bushing seal

Extreme temperature thread sealing method and apparatus

Cervical collar

Method for packaging birth control and disease preventing device

METHOD OF SHAPING SHEETS USING GRAVITY