PRIVATE BRANCH OF EXCHANGE SYSTEM,申请号JP19900246251-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 OF EXCHANGE SYSTEM
摘要
申请公布号	JPH04126444(A)	申请公布日期	1992.04.27
申请号	JP19900246251	申请日期	1990.09.18
申请人	CANON INC	发明人	NISHIKAWA SHIGERU
分类号	H04N1/00;H04Q3/58	主分类号	H04N1/00
代理机构		代理人
主权项
地址

您可能感兴趣的专利

PARTICLE SIZE DISTRIBUTION MEASURING APPARATUS

METHOD AND DEVICE FOR DETECTING OIL SPILLAGE FROM OIL TAN OR THE LIKE

WHEEL INFORMATION ESTIMATING DEVICE

ACCURACY CHECK METHOD FOR TEMPERATURE MEASURING SYSTEM

TEMPERATURE INDICATOR

DISCRIMINATING METHOD AND DEVICE FOR KIND OF GLASS

TWO DIMENSIONAL LUMINANCE MEASURING APPARATUS

MOUNTING DEVICE OF METER CASE

PHOTOELECTRIC SWITCH

OPTICAL DISPLACEMENT GAUGE

NON-CONTACT VOLUME MEASUREMENT METHOD AND DEVICE

IMAGE PICKUP DEVICE FOR PROCESSING IMAGE

ELECTRIC FURNACE

LOW-TEMPERATURE STORAGE BOX

PIN DEVICE FOR BUILT-UP HEAT INSULATION BOX

HOT WATER SUPPLY SYSTEM FOR BATH TUB

CAR TOP STRUCTURE OF BOGIE OF BAKING FURNACE