#damper_block__piano_damper__pianodamper  damper consisting of a small felted block that drops onto a piano string to stop its vibration
  supertype:  #damper.device  a device that decreases the amplitude of electronic, mechanical, acoustical, or aerodynamic oscillations
  part of:  #piano_action__pianoaction  action consisting of a system of levers that move a felt hammer to strike the strings when a key is depressed

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