Bruce N. Hardy

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Elkhart, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Device for deadening drumheads
- Patent number 4,325,280
- Issue date Apr 20, 1982
- Silver Street, Incorporated
- Bruce N. Hardy
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Drumhead ring reducer
- Patent number 4,325,281
- Issue date Apr 20, 1982
- Silver Street, Incorporated
- Bruce N. Hardy
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Drumhead deadening device
- Patent number 4,244,266
- Issue date Jan 13, 1981
- Silver Street, Incorporated
- Bruce N. Hardy
- G10 - MUSICAL INSTRUMENTS ACOUSTICS