G10K2210/104 - CPC Classification Index

ClassID:

197190 ⎘

G10K2210/104 - CPC Classification

Classification description:

Details of active noise control [ANC] covered by but not provided for in any of its subgroups; Applications Aircos

Recent Application in this class:

20170229107

2017-08-10

Sound-modulating device

20160314777

2016-10-27

Indoor sound-modulating device

20140133667

2014-05-15

System and method for attenuating noise from a fluid machine or a turbulent noise source

20140023200

2014-01-23

Air conditioning unit

20130319251

2013-12-05

AIR PURIFIER WITH NOISE CANCELLATION

20120210741

2012-08-23

Noise control system, and fan structure and outdoor unit of air-conditioning-apparatus each equipped therewith

20120171947

2012-07-05

Air conditioner

20120164931

2012-06-28

Operational noise control method for air conditioner

20100028134

2010-02-04

Quiet fan incorporating active noise control (ANC)

#10

20080192949

2008-08-14

Active noise elimination electronic system

#11

20080187147

2008-08-07

Noise reduction systems and methods

#12

20070125592

2007-06-07

Excitation of air directing valves and air handling surfaces in the cancellation of air handling system noise

#13

20050276422

2005-12-15

Integral active noise cancellation section