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
ELECTRONIC KEYING SYSTEM
摘要
申请公布号
US3503297(A)
申请公布日期
1970.03.31
申请号
USD3503297
申请日期
1968.11.12
申请人
ELECTRO LEARNER CORP.
发明人
ARTHUR R. SCHMOYER;GEORGE B. SCHAEFER;WILLIAM WANGARD
分类号
G09B15/04;H03M11/22;(IPC1-7):G09B15/04
主分类号
G09B15/04
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Projectile
Strip material take-up
Projectile
Car construction
Suspension system for articulated vehicles
Turbine driven refrigerator
Hydraulic steering stabilizer
Cover for range tops
Neutralizing arrangement for telegraph circuits
Process for removing condensates from gas
Means for applying expansible collars
Calking gun filler
Ditching machine
Method of balancing a foot within a shoe
Shipping and display box
Impedance device
Steam generator, particularly steam cooking device
Combined garbage receptacle and rat trap
Halogen-alkyl amidines and process of preparing same
Curtain rod of the railway type