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
Schaltungsanordnung für Fernmeldeanlagen, bei denen beim Melden eines angerufenen Teilnehmers eine rückwärtige Impulsgabe erfolgt.
摘要
申请公布号
AT186679(B)
申请公布日期
1956.09.10
申请号
ATD186679
申请日期
1953.12.31
申请人
INTERNATIONAL STANDARD ELECTRIC CORPORATION
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Method for automatic debiting of tolls for vehicles
Improvements to hf helical whip antenna
Vascular endothelial growth factor C (VEGF-C) protein and gene, mutants thereof,and uses thereof
A hand-operated pump with a trigger, for dispensing liquids
TRACKING SYSTEM FOR CUSTOMER ELECTRONIC PURCHASE REQUESTS AND PURCHASES
Kitchen keeps
Means for attaching pipettes to ancillary equipment
Coil spring for mattress
Cup holder for vehicle
Pearl oyster post-operation resting
Improvements in composting
A fishing accessory
Promotional audio/visual media storage holder
A device for weed detection
Can crusher with improved safety features
Power generation system
Improved aquatic vessel hull
Multiple appliance power control
Apparatus and method for substantially eliminating liquid particulars from and airstream
Optical network systems
