Matériel pour l'apprentissage du calcul,申请号FRD1170569-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	Matériel pour l'apprentissage du calcul
摘要
申请公布号	FR1170569(A)	申请公布日期	1959.01.15
申请号	FRD1170569	申请日期	1957.04.03
申请人		发明人	CHARLOT RAYMOND-ANDRE
分类号	G09B19/02	主分类号	G09B19/02
代理机构		代理人
主权项
地址

您可能感兴趣的专利

NC for machine tool - has pre-storage device between reader and data distribution logic

Direct-voltage-fed proximity switch

SHIELDED METAL ARC WELDING ELECTRODE FOR CR-MO LOW ALLOY STEELS

STECKVERBINDUNG FUER BOHRGESTAENGE VON ERDBOHRGERAETEN

BILDERZEUGUNGSGERAET MIT KORREKTURFUNKTION FUER DIE BILDERZEUGUNGSPOSITION

Flow guide body, in particular a centreboard or ballast keel on a sailing boat

Measuring device for continuous monitoring of biological or chemical processes by measuring electrochemical values

Cyano-substituted enol ethers

Herbicidal compositions comprising photosynthesis-inhibitor-type herbicides in combination with vinyl azoles

Device for air cleaning

STERILISERBARE FORPAKNINGER SOM LETT LAR SEG AAPNE.

Valve for vehicle tyres and a method for its manufacture

Process and transport vehicle for treating sewage gas, landfill gas or the like

Apparatus for optically displaying direction pointers

Underwater massaging device

Apparatus for making ditches

METHOD AND DEVICE FOR OPTIMUM HEATING, VENTILATION AND EXHAUST AIR DECONTAMINATION IN INDUSTRIAL LOCALS

Bearing arrangement

Metering device for an oil-mist device