Chairs and seats – Back movement resiliently opposed in operating position
Reexamination Certificate
2008-07-08
2008-07-08
Barfield, Anthony D. (Department: 3636)
Chairs and seats
Back movement resiliently opposed in operating position
C297S239000, C297S354100, C297S452150
Reexamination Certificate
active
07396078
ABSTRACT:
A musician's chair that enhances the musician's posture when performing vocal or wind instruments. The music posture chair includes a seat and back that are mounted on a frame with respect to a floor to not only enhance diaphragmatic breathing of the musician but also to enhance the comfort of the musician.
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Jacobson Kenneth E.
Weber Patrick H.
Barfield Anthony D.
Patterson Thuente Skaar & Christensen P.A.
Wenger Corporation
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