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
ANALYZER USING AN OPERATIONAL AMPLIFIER AND RANGE SELECTION MEANS TO VARY THE SENSITIVITY THEREOF
摘要
申请公布号
US3493857(A)
申请公布日期
1970.02.03
申请号
USD3493857
申请日期
1968.05.10
申请人
SCIENTIFIC IND. INC.
发明人
JOHN SILVERMAN
分类号
G01N27/12;(IPC1-7):G01N27/00
主分类号
G01N27/12
代理机构
代理人
主权项
地址
您可能感兴趣的专利
STRUCTURE FOR PREVENTING ADHERED SHEET FROM BEING PEELED
COVER STRUCTURE IN SADDLE RIDING TYPE VEHICLE
ELECTROMAGNETIC CLUTCH DEVICE
FUEL INJECTION NOZZLE
GOLF BALL HAVING POLYURETHANE COVER, AND ITS MANUFACTURING METHOD
NEW MUTANT OF ASPERGILLUS ORYZAE AND SELECTED MARKER
PRODUCTION MANAGEMENT SYSTEM
RECORDING MEDIUM DELIVERY DEVICE, RECORDING MEDIUM CARRYING DEVICE, RECORDING MEDIUM DELIVERY METHOD AND RECORDING MEDIUM CARRYING METHOD
MULTITUBULAR PIPING DEVICE, AND MULTITUBULAR PIPING ATTACHMENT MANIFOLD
PAPER CARRYING DEVICE, PAPER PROCESSING SYSTEM, IMAGE FORMING DEVICE AND PAPER CARRYING METHOD
MOTION CONTROL DEVICE OF ELECTRIC BED
BIOLOGICAL INFORMATION DETECTION SENSOR AND BIOLOGICAL STATE DETECTOR
GREEN PROCUREMENT DEVICE AND GREEN PROCUREMENT PROCESSING PROGRAM
SCRAP TIRE RECYCLING DEVICE
DEVICE TO SEVER FLAT WORKPIECE OF BRITTLE MATERIAL MORE THAN ONCE BY LAZER
SEMICONDUCTOR CHIP, ELECTRONIC APPARATUS AND ITS MANUFACTURING METHOD
LASER IRRADIATION METHOD AND LASER IRRADIATION APPARATUS
ALUMINUM THICK FILM COMPOSITE, ELECTRODE, SEMICONDUCTOR DEVICE, AND THEIR MANUFACTURING METHOD
PHOTOVOLTAIC APPARATUS
MANUFACTURING METHOD OF PHOTOELECTRIC CONVERSION DEVICE
