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
DATA CHECKING MEANS
摘要
申请公布号
CA415320(A)
申请公布日期
1943.09.21
申请号
CAD415320
申请日期
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
CLAIR D. LAKE;FRANCIS E. HAMILTON
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 OF DETERMINING AREA OF SURFACE OF THREE-DIMENSIONAL ELONGATED OBJECTS,E.G.SURFACE OF FISH BODY
THREAD GAUGE FOR CHECKING INSIDE THREAD OF LARGE DIAMETER
METHOD OF CONTROLLING GAS OPERATING CONDITIONS OF ORE-SMELTING ELECTRIC FURNACE AND DEVICE FOR EFFECTING SAME
DRUM-TYPE CONTINUOUS FURNACE
METHOD OF AUTOMATIC CONTROL FOR PROCESS OF DRYING FIBROUS MATERIALS IN ROTARY DRUM
VENTILATED HOPPER
VEHICLE SUSPENSION SPRING
PNEUMATIC TRANSDUCER
VIBRATION PUMP
JET-TYPE APPARATUS
AXIAL GUIDE VANES OF CENTRIFUGAL FAN
HEAT EXCHANGER FOR COOLING LOOSE MATERIALS
HYDRAULIC SHOCK PNEUMATIC PISTON ABSORBER
GAS LIFT
AXIAL-FLOW FAN IMPELLER
CARBURETTOR-MIXER FOR INTERNAL COMBUSTION ENGINE
HEAT EXCHANGER
METHOD OF TREATING WASTE
FALLING SPEED CONTROLLER IN PLOW DEPTH AUTOMATIC CONTROL
CONSTRUCTING METHOD FOR UNDERWATER REINFORCED CONCRETE STRUCTURE