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
Improvements in and relating to printing calculating machines
摘要
申请公布号
GB504599(A)
申请公布日期
1939.04.27
申请号
GB19380019650
申请日期
1937.10.27
申请人
ALBERT EDWARD DAVIES
发明人
分类号
G06F7/46
主分类号
G06F7/46
代理机构
代理人
主权项
地址
您可能感兴趣的专利
EDGED CEILING, MATERIAL THEREOF AND METHOD OF APPLICATION THEREOF
PRODUCTION OF ROUX
PREPARATION OF POWDERY SOUP
TONE QUALITY IMPROVING DEVICE
COMPOSITION FOR TRANSPARENT GEL LIKE LIVE BODY ELECTRODE
LIQUID CRYSTAL DISPLAY DEVICE USING PLASTIC SUBSTRATE
CLEANING DEVICE OF ELECTRONIC COPYING MACHINE OR THE LIKE
MICROWAVE DISCHARGE LIGHT SOURCE
BATTERY SEPARATOR
TWO-WAVELENGTH SPECTROPHOTOMETER
DISCHARGE LAMP WITH HIGH PRESSURE METAL VAPOR
WHEEL TRAIN STRUCTURE FOR TIME PIECE
MEASURING METHOD FOR SHIP POSITION IN NARROW CHANNEL
HORIZONTAL COMPENSATOR
PRINCIPAL SHAFT OF PLATE SPRING
LOAD CELL
INDUCTION HEATING COOKING DEVICE
DISPLAY UNIT
WHEEL CHAIR CART FOR CLIMBING STAIRS
GAS COOLED REACTOR
