Private branch exchange trunkhunting connector switch circuit,申请号US19490100374-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	Private branch exchange trunkhunting connector switch circuit
摘要
申请公布号	US2506730(A)	申请公布日期	1950.05.09
申请号	US19490100374	申请日期	1949.06.21
申请人	STROMBERG-CARLSON COMPANY	发明人	MORRIS FRANK A.
分类号	H01H67/12;H04Q3/00	主分类号	H01H67/12
代理机构		代理人
主权项
地址

您可能感兴趣的专利

KABELFORANKRINGSLEDDKONSTRUKSJON.

MODULAR RAMMEKONSTRUKTION, DER KAN OPHAENGES I ET RUMS LOFT OG OPTAGE FILTRE, MED FLUIDUMTAETNING, TIL BRUG FOR LOFTER I RENE RUM

THIAZEPINES AND THEIR PREPARATIONS

METHOD AND APPARATUS FOR FORMING CUPS OF EXPANDED RESIN

COMPOUND HAVING BRONCHODILATION ACTIVITY

EDGE COVER FOR MOVABLE PARTITION UNIT

ARTIFICIAL LAWN

CARRIER TAPE FOR ELECTRONIC PART

OPERATION UNIT DEVICE

LABEL GAP ADJUSTING APPARATUS FOR AUTOMATIC LABEL ATTACHING MACHINE

HIGH SPEED FEED METHOD FOR WIRE

PHOTOELECTRIC TRANSDUCER

INFRARED IMAGE PICKUP DEVICE

MANUFACTURE OF SEMICONDUCTOR DEVICE

METHOD AND DEVICE FOR CRYSTAL GROWTH

LIQUID DEVELOPING DEVICE

WAVELENGTH FILTER DEVICE

AUTOMATIC DOOR FOR A REFRIGERATOR