EP 2277321 B1 20150826 - Adjustable, dual speaker element in-ear phone
Title (en)
Adjustable, dual speaker element in-ear phone
Title (de)
Einstellbarer Im-Ohr Kopfhörer mit doppeltem Lautsprecherelement
Title (fr)
Écouteur intra-auriculaire à deux éléments haut-parleurs ajustables
Publication
Application
Priority
- US 2009044340 W 20090518
- US 5423808 P 20080519
- US 33494209 A 20090406
IPC 8 full level
CPC (source: EP KR)
H04R 1/1041 (2013.01 - EP KR); H04R 1/105 (2013.01 - EP KR); H04R 1/1075 (2013.01 - EP KR); H04R 1/26 (2013.01 - EP KR)
Citation (examination)
"Introduction to the Design and Behavior of Bolted Joints, Fourth Edition Non-Gasketed Joints", 30 December 2007, CRC PRESS, ISBN: 978-0-84-938176-8, article JOHN H. BICKFORD: "Threads and Their Strength", XP055147864
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR
DOCDB simple family (publication)
DK 2277321 T3 20151026; EP 2277321 A1 20110126; EP 2277321 A4 20130109; EP 2277321 B1 20150826; KR 101521320 B1 20150616; KR 20110021868 A 20110304
DOCDB simple family (application)
DK 09751283 T 20090518; EP 09751283 A 20090518; KR 20107027688 A 20090518