EP 0176838 B1 19890531 - BEHIND-THE-EAR HEARING AID
Title (en)
BEHIND-THE-EAR HEARING AID
Publication
Application
Priority
DE 8428516 U 19840927
Abstract (en)
[origin: CA1241428A] A hearing aid of the type which is worn behind the ear has a battery compartment and a volume control knob at its lower end. The compartment and knob are at right angles to the longitudinal axis of the device.
IPC 1-7
IPC 8 full level
H04R 25/00 (2006.01); H04R 25/02 (2006.01)
CPC (source: EP US)
H04R 25/602 (2013.01 - EP US); H04R 25/65 (2013.01 - EP US); H01H 2300/004 (2013.01 - EP US); H04R 25/603 (2019.04 - EP US); H04R 25/604 (2013.01 - EP US); H04R 2225/0213 (2019.04 - EP US); H04R 2225/61 (2013.01 - EP US)
Designated contracting state (EPC)
AT CH DE FR GB IT LI NL
DOCDB simple family (publication)
EP 0176838 A1 19860409; EP 0176838 B1 19890531; AT E43771 T1 19890615; CA 1241428 A 19880830; DE 3570824 D1 19890706; DE 8428516 U1 19860123; DK 412285 A 19860328; DK 412285 D0 19850911; JP H0432879 Y2 19920806; JP S6164800 U 19860502; US 4783816 A 19881108
DOCDB simple family (application)
EP 85111616 A 19850913; AT 85111616 T 19850913; CA 483975 A 19850614; DE 3570824 T 19850913; DE 8428516 U 19840927; DK 412285 A 19850911; JP 14411385 U 19850920; US 71433785 A 19850321