Automatic door opener and closer,申请号US19290396221-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	Automatic door opener and closer
摘要
申请公布号	US1868149(A)	申请公布日期	1932.07.19
申请号	US19290396221	申请日期	1929.09.30
申请人	NUNEZ FRANK M	发明人	NUNEZ FRANK M.
分类号	E05F15/12	主分类号	E05F15/12
代理机构		代理人
主权项
地址

您可能感兴趣的专利

POLLING EQUIPMENT

MICROWAVE INTEGRATED CIRCUIT DEVICE

SEMICONDUCTOR DEVICE AND PHOTOELECTRIC CONVERTER USING SAME

MANUFACTURE OF MOS SEMICONDUCTOR INTEGRATED CIRCUIT

ELECTRON MICROSCOPE AND SURFACE PROCESSING THEREOF

METHOD AND DEVICE FOR SEALING ELECTRON GUN INTO CATHODE-RAY TUBE

ARC-EXTINGUISHING DEVICE

OPTICAL PICKUP DEVICE

MANUFACTURE OF MAGNETIC HEAD

DISPOSITIVO PARA MASSAGEAR PEDACOS DE CARNE

EPM having an improvement in non-volatile storage of accounting data

Polyacetyl oligosaccharide derivatives

Servo pattern writing method for a disk storage device

Film registration apparatus and method

Enhanced conductivity quantum well having resonant charge coupling

Switched-capacitor analog-to-digital converter with autocalibration

Device for optically detecting hold position of electronic component with dual emitters

Novel peroxide monomer and a polymer therefrom

Method and apparatus for countering vibrations of a platform