Process and arrangement for the transmission of calls,申请号GB19460019886-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	Process and arrangement for the transmission of calls
摘要
申请公布号	GB665816(A)	申请公布日期	1952.01.30
申请号	GB19460019886	申请日期	1946.07.03
申请人	COMPAGNIE GENERALE D'ELECTRICITE	发明人
分类号	H04L17/06;H04M1/26;H04M1/515	主分类号	H04L17/06
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Barn cleaning apparatus

Toothed couplings

Motor vehicle fuel tank

Grease gun charging machines

Loose pick shearing device for looms

Electronic computer

Paperboard blank and can carrier formed therefrom

Convertible utensil

Lampshade packing and shipping device

Power cylinders and pistons for hydraulic presses, jacks and the like

Fabricated sheet metal trailer awning

Timed surge neutralizer

Air regulator for duplicating machine

Apparatus for developing sensitised material by gases or vapours

Internal retaining ring having integral locking prong

Electro-optical devices

Roller chain lock

Guard for wringer rollers