G10H1/181 - CPC Classification Index

ClassID:

196481 ⎘

G10H1/181 - CPC Classification

Classification description:

Details of electrophonic musical instruments; Selecting circuits Suppression of switching-noise

Recent Application in this class:

20210217393

Keyboard device

20160240176

Mutable direct box and integrated phantom-powered music instrument tuner

20150079822

Socket for connecting jack having structure of preventing popping noise

20150059562

Mutable direct box and integrated phantom-powered music instrument tuner