EP 0236958 A3 19891115 - REMOVABLE RETROREFLECTOR FOR REFLECTING ELECTROMAGNETIC RAYS
Title (en)
REMOVABLE RETROREFLECTOR FOR REFLECTING ELECTROMAGNETIC RAYS
Publication
Application
Priority
DE 8606540 U 19860310
Abstract (en)
[origin: US4761055A] Retroreflector for the reflection of electromagnetic rays suitable for destroying, by reflection or absorption, electromagnetic radiation, which could lead to a lasting detrimental influencing of magnetic or other data carriers. The retroreflector is constructed as a flat article formed from a base layer of metallic, juxtaposed reflectors with filter coatings applied thereto formed from a suitable metallic material, and provided with top coatings on a bottom surface and a top surface of the base layer.
IPC 1-7
IPC 8 full level
H01Q 15/00 (2006.01); H01Q 15/18 (2006.01)
CPC (source: EP US)
H01Q 15/0006 (2013.01 - EP US); H01Q 15/18 (2013.01 - EP US)
Citation (search report)
- [A] DE 1812660 A1 19700611 - REICH K & F TECH SPEZ
- [A] EP 0142250 A2 19850522 - AMERACE CORP [US]
- [A] US 3454947 A 19690708 - WESCH LUDWIG, et al
- [A] EP 0083280 A2 19830706 - LACROIX SOC E [FR]
- [A] GB 2096833 A 19821020 - PARKER JOSEPH DONALD
- [A] US 2665383 A 19540105 - MARIE PIERRE G
Designated contracting state (EPC)
AT BE CH DE ES FR GB IT LI LU NL SE
DOCDB simple family (publication)
DE 8606540 U1 19860807; CA 1275842 C 19901106; EP 0236958 A2 19870916; EP 0236958 A3 19891115; US 4761055 A 19880802
DOCDB simple family (application)
DE 8606540 U 19860310; CA 523624 A 19861124; EP 87103162 A 19870305; US 91296786 A 19860929