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
CARRIER FREQUENCY MODULATION
摘要
申请公布号
CA422522(A)
申请公布日期
1944.09.05
申请号
CAD422522
申请日期
申请人
BELL TELEPHONE LABORATORIES;WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
LEISHMAN ROWBERRY WRATHALL
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 AND COMPOSITION FOR CONTROLLING TRANSLATION OF HCV PROTEIN
III-N-BASED COMPOUND SEMICONDUCTOR DEVICE
DEVICE AND METHOD FOR AUTOMATED AGGREGATION, DEVICE AND METHOD FOR DELIVERING ELECTRONIC PERSONAL INFORMATION OR DATA AND TRANSACTION INCLUDING ELECTRONIC PERSONAL INFORMATION OR DATA
JOB SUPPORT SYSTEM
INFORMATION DELIVERING SERVER AND RECORDING MEDIUM FOR DELIVERING INFORMATION
ACCOUNT SETTLEMENT PROCESSING SYSTEM
AUTOMATIC TELLER MACHINE
LIGHT EMITTER
ELECTRONIC CATALOG MAINTENANCE SYSTEM AND COMPUTER READABLE RECORDING MEDIUM WITH RECORDED ELECTRONIC CATALOG MAINTENANCE PROGRAM
DISK DRIVE ACTUATOR DRIVE DEVICE, AND DISK DRIVE ACTUATOR DRIVE AND CONTROL DEVICE THEREOF
CACHE MEMORY DEVICE AND COMPUTER READABLE RECORDING MEDIUM RECORDING CACHE MEMORY CONTROL PROGRAM
CATALOG TESTING DEVICE
DIAPHRAGM TYPE ELECTRODE
HYDRAULIC SERVO UNIT FOR BRAKE
HYDRAULIC SERVO UNIT FOR BRAKE
SERIAL ANALYSIS OF GENE EXPRESSION
LAMINATE, AND METHOD AND EQUIPMENT OF MANUFACTURING THE SAME
TIMING RESTORATION DEVICE USING FIXED EQUALIZER
TIME DECODING METHOD FOR B-VOP
ELECTRONIC PRESERVING METHOD AND DEVICE FOR GUARANTEEING ORIGINALITY AND COMPUTER READABLE RECORDING MEDIUM
