Improvements in or relating to hollow metal propeller blades,申请号GB19390027050-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 or relating to hollow metal propeller blades
摘要
申请公布号	GB535264(A)	申请公布日期	1941.04.03
申请号	GB19390027050	申请日期	1939.10.02
申请人	UNITED AIRCRAFT CORPORATION	发明人
分类号	B21D53/78	主分类号	B21D53/78
代理机构		代理人
主权项
地址

您可能感兴趣的专利

ELECTROMAGNETIC FIELD CROSSING TYPE MICROWAVE AMPLIFYING TUBE

PROCESSING MACHINE

SEMICONDUCTOR LASER DEVICE

MANUFACTURE OF GLASS-SEALED CERAMIC PACKAGE

FUEL SUCTION DEVICE

CONTROL DEVICE FOR GAS INSTRUMENT OR THE LIKE

MONOLITHIC INTEGRATED CIRCUIT AND MANUFACTURE OF THE SAME

LAMINATED PIEZOELECTRIC DISPLACEMENT ELEMENT

SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE

APPARATUS FOR CORRECTING RAIL HEAD PART BY CUTTING

AUTO-FUCUSING DEVICE FOR CAMERA

AUTOMATIC FOCUS DETECTOR

AUTO-FOCUSING DEVICE FOR CAMERA

LENS DRIVING DEVICE

INERTIA DETECTOR BY LIQUID COUPLING HAVING DEGREE OF FREEDOMOF TWO

METHOD OF REMOVING TUBE IN HEAT EXCHANGER AND TOOL FOR EXECUTING SAID METHOD

OPTICAL ELEMENT

TONER RECOVERY DEVICE FOR ELECTROPHOTOGRAPHIC COPYING MACHINE

MULTILAYER PRINTED CIRCUIT BOARD