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
Slide rule
摘要
申请公布号
US1894294(A)
申请公布日期
1933.01.17
申请号
US19280284130
申请日期
1928.06.09
申请人
EUGENE DIETZGEN COMPANY
发明人
LANGSNER ADOLPH
分类号
G06G1/12
主分类号
G06G1/12
代理机构
代理人
主权项
地址
您可能感兴趣的专利
PAPER MONEY CARRYING DEVICE FOR GAME MACHINE
METHOD AND MECHANISM FOR DETECTING DEADLOCK
LOGIC VERIFICATION SUFFICIENCY EVALUATING METHOD
GRADATION DISPLAY DRIVING CIRCUIT OF ACTIVE MATRIX TYPE LIQUID CRYSTAL DISPLAY DEVICE
ELECTROSTATIC RECORDER
SILVER HALIDE PHOTOGRAPHIC SENSITIVE MATERIAL
FILM FEEDER FOR CAMERA
IMAGE DISPLAY ELEMENT
DEVELOPING DEVICE
COATING METHOD FOR ELECTROPHOTOGRAPHIC SENSITIVE BODY
POSITIONING METHOD FOR PLATE BODY
ALCOHOL CONCENTRATION DETECTOR
INFRARED RAY RADIATING THERMOMETER
CLUTCH FACING
DETECTION OF ANOMALY IN CONTROLLER FOR CONTROL VALVE
CORRECTION OF DETECTOR IN CONTROLLER FOR CONTROL VALVE
CONTROL FOR CONTROL VALVE OF ON-VEHICLE ENGINE
PREPARATION OF BLANKET
DAMPING ARRANGEMENT OF LITHOGRAPHIC PRESS
RUBBERY SURFACE LAYER MATERIAL
