Improvements in and relating to devices for aiding copyists,申请号GB19430018752-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	Improvements in and relating to devices for aiding copyists
摘要
申请公布号	GB567258(A)	申请公布日期	1945.02.05
申请号	GB19430018752	申请日期	1943.11.11
申请人	ROBERT HASTIE;DONALD MACALPINE FERGUSON	发明人
分类号	A47B23/04	主分类号	A47B23/04
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Stabbing box and safety slip for making tubing connections

Automatic pressure control apparatus for an end-face seal plate in seal mechanism of high pressure steamer

Grounding wire clamping device

Method for comminuting bituminous coal using an aqueous methanol solution

Tool holder assembly

Electrostatic copying apparatus

Push-pull type connecting device

Friction brake assembly

Drilling apparatus and cutter therefor

Method for recovering petroleum

Weaving mechanism with improved selection of the hooks

Discharge control attachment for a combine harvester

Combustion means for solid fuel of low ash content

Shoulder patting means

Char reinjection system for bark fired furnace

Dual field-of-view optical target detector

Apparatus for collecting waste from a textile machine

Locking device for membrane fastener apparatus

Roof ridge capping system