G10K7/005 - CPC Classification Index

ClassID:

197110 ⎘

G10K7/005 - CPC Classification

Classification description:

Sirens Ultrasonic sirens

Recent Application in this class:

20240257791

FLOW CONTROLLED SOUND GENERATION APPARATUS

20220262334

Flow controlled sound generation apparatus

20200365131

Flow controlled sound generation apparatus

20180158443

Flow controlled sound generation apparatus

20140182965

Flow controlled sound generation apparatus