REFLECTOR USING FRESNEL-TYPE STRUCTURES HAVING A PLURALITY OF ACTIVE FACES,申请号EP19890304713-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	REFLECTOR USING FRESNEL-TYPE STRUCTURES HAVING A PLURALITY OF ACTIVE FACES
摘要
申请公布号	EP0341996(A3)	申请公布日期	1990.06.27
申请号	EP19890304713	申请日期	1989.05.10
申请人	MINNESOTA MINING AND MANUFACTURING COMPANY	发明人	COBB, SANFORD, JR. C/O MINNESOTA MINING AND;MILLER, RICHARD A. C/O MINNESOTA MINING AND
分类号	F21V7/00;F21V7/04;F21V7/09;(IPC1-7):F21V7/09	主分类号	F21V7/00
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Semi-automatic two-speed hub and coaster brake

Window blind construction

Torch tips and methods of making same

Machine for producing tube-shaped bodies from veneer sheets, especially barrel shells

Hoisting apparatus for cylindrical tanks

Fluid pressure actuated control mechanism

Container for explosive article

Slidable jaw end wrench with spiral actuator

Apparatus for processing agricultural products

Machine for the surface treatment of thin plastic films

Case packing machine

Method of expanding pressure welded passageway panels

Tools for injecting materials into wood

Record processing machine

Balancing device for firearms horizontally pivoted outside their center of gravity

Hydro-indicator

Conductometric corrosion test probe with replaceable test specimen components

Combined scarf and head covering