EDUCATIONAL KIT,申请号GB19880021145-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	EDUCATIONAL KIT
摘要
申请公布号	GB8821145(D0)	申请公布日期	1988.10.12
申请号	GB19880021145	申请日期	1988.09.09
申请人	MONTESSORI TEACHERS' CENTRE LTD	发明人
分类号	G09B1/00;(IPC1-7):G09B17/00	主分类号	G09B1/00
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Thermite compositions for use as gas generants comprising basic metal carbonates and/or basic metal nitrates

Knockdown chair for children

Fluid-operated torque tool

Cathode-active material blends of LixMn2O4

SEMICONDUCTOR LASER ELEMENT AND ADJUSTING METHOD OF ITS SELF-EXCITED OSCILLATION INTENSITY

DIGITAL HALF-TONE METHOD

CHOLESTERIC FILTER WHICH CAN BE FREELY SWICHED AND LIGHTING DEVICE USING FILTER THEREOF

AGGREGATE OF DISPOSABLE REACTION CONTAINER HAVING SAME SHAPE AND SIZE FOR CAUSING PERIODIC TEMPERATURE CHANGE IN LIQUID MIXTURE IN REACTION CONTAINER

SCROLL TYPE COMPRESSOR

BREAKER MECHANISM OF DARK CURRENT FUSE AND ELECTRIC CONNECTION BOX INCLUDING SAME

HIGH-VOLTAGE CMOS CIRCUIT HAVING A SMALL NUMBER OF NMOS TRANSISTORS REQUIRING LOGICAL GATE OF NAND CONFIGURATION AND DRAIN EXTENSION

MICROMACHINING DEVICE USING LOW-ENERGY NEUTRAL PARTICLE BEAM

FM MULTIPLEX BROADCASTING RECEIVER

PLASMA ION IMPLANTER

Método para unir pelo menos dois elementos de plástico de uma maneira estanque a líquido e/ou a gás e dispositivo para realizar o método.

Geenitekninen menetelmä ja isäntä ksylitolin valmistamiseksi

SEMICONDUCTOR DEVICE AND ITS MANUFACTURE

MEMORY CONTROLLER