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Class Information
Number: 84/365
Name: Music > Instruments > Wind > Reed organs > Key actions
Description: Modifications in the parts of the action operated or controlled by the keys; devices to start the tongue in prompt vibration.

Sub-classes under this class:

Class Number Class Name Patents
84/368 Pallets 0
84/366 Pedal 2
84/367 Pneumatic 0

Patents under this class:

Patent Number Title Of Patent Date Issued

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