B. P. Leonard

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Akron, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Single trigger minor third attachment short reach slide trombone
- Patent number 5,435,222
- Issue date Jul 25, 1995
- B. P. Leonard
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Single trigger perfect fifth slide bass trombone
- Patent number 5,375,499
- Issue date Dec 27, 1994
- The University of Akron
- B. P. Leonard
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
In-line double attachment slide trombone
- Patent number 5,365,823
- Issue date Nov 22, 1994
- The University of Akron
- B. P. Leonard
- G10 - MUSICAL INSTRUMENTS ACOUSTICS