首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
Educational apparatus for children
摘要
申请公布号
GB955541(A)
申请公布日期
1964.04.15
申请号
GB19620020276
申请日期
1962.05.25
申请人
MCGRAW-EDISON COMPANY
发明人
分类号
B41J3/44;G09B5/04;G09B13/04;G09B17/00
主分类号
B41J3/44
代理机构
代理人
主权项
地址
您可能感兴趣的专利
PROCESS FOR SYNTHESIZING KETO-BENZOFURAN DERIVATIVES
Method for closing a communication link
Universal serial bus type wireless data card with extendable antennas
SEARCH DEVICE, SEARCH METHOD AND SEARCH PROGRAM USING OPEN SEARCH ENGINE
Method for regulating the output of a road finisher or feeder and road finisher or feeder
SEALED CAPSULE FOR CONTAINING BEVERAGE INGREDIENTS AND HAVING AN INLET-SIDE MEMBRANE
Control system for motor
LIQUID CRYSTAL DISPLAY DEVICE
Vital sign measurement apparatus
METHOD FOR FORMING COPPER WIRING, METHOD FOR MANUFACTURING WIRING SUBSTRATE, AND WIRING SUBSTRATE
Device for producing plastic containers
BONE STRENGTH DIAGNOSING APPARATUS AND BONE STRENGTH DIAGNOSING METHOD
METHOD AND APPARATUS FOR ANTENNA RADIATION CROSS POLAR SUPPRESSION
MICROPOROUS UZM-5 INORGANIC ZEOLITE MEMBRANES FOR GAS, VAPOR, AND LIQUID SEPARATIONS
USE OF NATURAL DYES FOR DYING HUMAN HAIR
Internal combustion engine
ILT3 BINDING MOLECULES AND USES THEREFOR
CABLE CONNECTION DEVICE
ARRANGEMENT FOR DAMPING OSCILLATION OF LOADING MEMBER IN CRANE
OPTICAL TRANSMISSION DEVICE
