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Current content: 155 263 406 patent documents

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215 613 new documents added

1 342 057 documents amended

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EP 1062838 A1 20001227 - DIRECTIONAL MICROPHONE

Title (en)

DIRECTIONAL MICROPHONE

Title (de)

RICHTMIKROFON

Title (fr)

MICROPHONE DIRECTIONNEL

Publication

EP 1062838 A1 20001227 (EN)

Application

EP 99909462 A 19990312

Priority

SE 9900390 W 19990312
SE 9800850 A 19980312

Abstract (en)

[origin: WO9949697A1] Device for use with a microphone, for selective muffling of surrounding noise, consisting of a tube with a closed end that houses the microphone, and an open end that faces the surroundings, distinguished by the tube being coated on the inside with sound-absorbent material.

IPC 1-7

H04R 1/34

IPC 8 full level

H04M 1/03 (2006.01); H04M 1/19 (2006.01); H04R 1/34 (2006.01)

CPC (source: EP)

H04R 1/342 (2013.01)

Citation (search report)

See references of WO 9949697A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

WO 9949697 A1 19990930; AU 2865899 A 19991018; CN 1292984 A 20010425; EP 1062838 A1 20001227; JP 2002508641 A 20020319; SE 9800850 D0 19980312

DOCDB simple family (application)

SE 9900390 W 19990312; AU 2865899 A 19990312; CN 99803676 A 19990312; EP 99909462 A 19990312; JP 2000538538 A 19990312; SE 9800850 A 19980312