EP 0555951 A1 19930818 - Loudspeakers.
Title (en)
Loudspeakers.
Title (de)
Lautsprecher.
Title (fr)
Haut-parleur.
Publication
Application
Priority
GB 9202865 A 19920212
Abstract (en)
A remote controlled loudspeaker comprises a main housing, an explosion-proof body provided within the main housing and means for controlling the loudspeaker, the control means are located within the explosion-proof body such that in the event of an emergency the loudspeaker may continue to be operated from a remote location. <IMAGE>
IPC 1-7
IPC 8 full level
H04R 1/30 (2006.01); H04R 27/00 (2006.01)
CPC (source: EP)
H04R 1/30 (2013.01); H04R 27/00 (2013.01)
Citation (search report)
- [A] GB 2199466 A 19880706 - G L COMMUNICATIONS LIMITED
- [A] EP 0180423 A2 19860507 - SIEGER LTD [GB]
- [A] US 4958154 A 19900918 - LUBER GUENTER [DE], et al
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
EP 0555951 A1 19930818; EP 0555951 B1 19961002; AT E143759 T1 19961015; DE 69305097 D1 19961107; DE 69305097 T2 19970612; DK 0555951 T3 19961118; ES 2092754 T3 19961201; GB 9202865 D0 19920325; NO 922308 D0 19920612; NO 922308 L 19930813
DOCDB simple family (application)
EP 93300019 A 19930104; AT 93300019 T 19930104; DE 69305097 T 19930104; DK 93300019 T 19930104; ES 93300019 T 19930104; GB 9202865 A 19920212; NO 922308 A 19920612