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
Communication system
摘要
申请公布号
US2315728(A)
申请公布日期
1943.04.06
申请号
US19410397852
申请日期
1941.06.13
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
NICHOLS HARRY J.
分类号
H04L17/30
主分类号
H04L17/30
代理机构
代理人
主权项
地址
您可能感兴趣的专利
METHOD FOR INTERWORKING AN SMS WITH AN INSTANT MESSAGE SERVICE, ESPECIALLY IN CONNECTION WITH EXCHANGING MESSAGES WITH INSTANT MESSAGE BUDDIES WITHOUT ADDING HARDWARE OR SOFTWARE TO A MOBILE TERMINAL
FLAT PANEL DISPLAY DEVICE, ESPECIALLY IMPROVING HEAT DISSIPATION EFFICIENCY
MULTI-MODE COMMUNICATIONS TRANSMITTER
REPEATER CAPABLE OF SETTING AN OPTIMUM REVERSE GAIN, AN APPARATUS FOR ANALYZING A REVERSE STATE IN THE REPEATER, AND A METHOD FOR THE ANALYZING, ESPECIALLY CONCERNED WITH AUTOMATICALLY SETTING A NECESSARY GAIN BY EXACTLY ANALYZING THE STATE OF A REVERSE PATH, REGARDLESS OF FORWARD OUTPUT VARIATIONS
STRUCTURE AND A METHOD FOR INSTALLING A DC SPINDLE MOTOR, CONCERNED WITH INSTALLING A DC SPINDLE MOTOR AT A DECK BASE WHILE USING A DC MOTOR AS A SPINDLE MOTOR
RELAYING DEVICE FOR CONTROLLING ON/OFF OF HOST PC IN REMOTE PLACE, AND REMOTE CONTROLLING METHOD USING THE SAME
SYSTEM FOR DISPENSING EXCRETIONS WITH SOIL COVERING MEDIUM CAPABLE OF SUPPRESSING OFFENSIVE SMELL
CRYSTAL OSCILLATOR HAVING INPUT/OUTPUT TERMINAL ON EACH EXTERNAL WALL OF ASSEMBLY BODY
BALLOON-TYPE LIFESAVING MECHANISM OF WHICH THE SIZE AND THE AMOUNT OF GAS ARE SET TO FALL DOWN FROM A HIGH SKY AT PROPER SPEED
AIR PURIFYING APPARATUS FOR VEHICLE, MAINLY CONCERNED WITH CONTROLLING BLOWOFF FORCE ACCORDING TO DAY AND NIGHT
FLAT PANEL DISPLAY, POWER SUPPLY SYSTEM FOR THE SAME WITHOUT EXTERNAL ADAPTOR OR EMBEDDED POWER SUPPLY, AND METHOD THEREOF
JIG FOR FABRICATING PIEZOELECTRIC TRANSFORMER AND JIG ASSEMBLY TO PRECISELY ATTACH PIEZOELECTRIC DEVICE TO SUBSTRATE
HIGH-PERFORMANCE RADIO BUOY HAVING GPS/PAGING FUNCTION, ESPECIALLY SELECTIVELY TRANSMITTING LOCATION SIGNAL ACCORDING TO ONLY CALL SIGNAL
PHASE CONTROL STRUCTURE OF AN OPTICAL RECORD REGENERATOR, CONCERNED WITH EASILY AND STABLY COMPENSATING FOR A PHASE ERROR BETWEEN AN OBJECT LENS AND AN OPTICAL DISC
IN-PLANE ELECTROPHORETIC DISPLAY FOR OBTAINING HIGH LUMINANCE AND CONTRAST
ELECTROPHORETIC GRAIN, METHOD FOR FORMING THE SAME, AND ELECTROPHORETIC DISPLAY INCLUDING THE SAME
CARBON DIOXIDE GAS TWIN WIRE ARC WELDING TORCH FOR REALIZING CONTINUOUS WELDING AND PREVENTING DAMAGE ON TORCH PARTS
DRIVER APPARATUS OF LIQUID CRYSTAL DISPLAY DEVICE AND ITS METHOD, ESPECIALLY MINIMIZING VERTICAL LINE GENERATION VISUALLY
FORMING DEVICE OF A LAMP SHADE AND A FORMING METHOD THEREOF TO FORM THE LAMP SHADE AT A UNIFORM THICKNESS
CATHODE RAY TUBE WITH IMPROVED DROP STRENGTH BY FORMING BENT PORTION AT SKIRT OF SHADOW MASK
