Apparatus for the alteration of the acoustic characteristics of musical instruments, namely, equipment that may be attached to the surface of a membranophone or sound box to affect and adjust the pitch and resonance of the instruments; drum parts, namely, drum skins; tuning apparatus for drums and percussion instruments

'acoust':7 'adjust':30 'affect':28 'alter':4 'apparatus':1,44 'attach':17 'box':26 'characterist':8 'drum':38,41,46 'equip':13 'instrument':11,37,49 'may':15 'membranophon':23 'music':10 'name':12,40 'part':39 'percuss':48 'pitch':32 'reson':34 'skin':42 'sound':25 'surfac':20 'tune':43

NUBBINS

Owners

Goods & Services