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
Party line selective signaling system having code and conference call
摘要
申请公布号
US2658110(A)
申请公布日期
1953.11.03
申请号
US19500155546
申请日期
1950.04.12
申请人
AUTOMATIC ELECTRIC LABORATORIES, INC.
发明人
LOMAX CLARENCE E.
分类号
H04Q3/00
主分类号
H04Q3/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
7-KETO OR HYDROXY 3,5-DIENE STEROIDS AS INHIBITORS OF STEROID 5-ALPHA-REDUCTASE
IMPROVED COLLAPSIBLE CONTAINER
ANTIBACTERIAL ANTIPLAQUE, ANTICALCULUS ORAL COMPOSITION
SILOCONE SEALANTS
DETACHMENT OF TIRES FROM MOLDS
CONNECTOR ASSEMBLIES FOR OPTICAL FIBER LIGHT CABLES
AN APPARATUS AND METHOD FOR PREVENTING UNAUTHORIZED ACCESS TO BIOS IN PERSONAL COMPUTER SYSTEM
REACTION PRODUCT, PREPARATION THEREOF AND RADIATION - SENSITIVE MATERIAL OBTAINED THEREWITH
A PROCESS FOR RAPIDLY DETERMINING THE SWELLING-CLAY CONTENT OF CEMENT MIXTURES
MANUFACTURE OF POLYURETHANE FOAM
LIQUID SEPARATOR
BURNER APPARATUS FOR PULVERIZED COAL
IMPROVED CORDLESS-IRON APPARATUS
VERFAHREN ZUR HERSTELLUNG VON BROMOCRIPTIN ENTHALTENDEN ARZNEIMITTELZUBEREITUNGEN MIT HOHER STABILITAET UND IN BEZIEHUNG ZUEINANDER STEHENDE PRODUKTE.
PROCESS FOR DESILICATION OF IRON-ORE CONCENTRATE
ELEKTRODENHALTERUNG FUER EINTAUCH-, DURCHFLUSS- UND ANBAU-MESSSYSTEME IN DER ANALYTISCHEN CHEMIE
PRESSVALS FOER PAPPERSMASKIN ELLER LIKNANDE.
BAERSKENSSYSTEM FOER FOERLAENGBARA OCH INDRAGBARA BOMANORDNINGAR.
Container or fixed construction for liquid and loose goods or piece goods
Process and device for forming a box from a box blank