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Piano keyboard

84
Assignee: NUMARK IND LLCPriority: Dec 15, 2009Filed: Dec 15, 2009Granted: Apr 12, 2011
Est. expiryDec 15, 2029(~3.4 yrs left)· nominal 20-yr term from priority
Inventors:Dongik ShinJonathan HayesPaul C. Williamson
84
PatentIndex Score
32
Cited by
18
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a piano keyboard, as shown and described.

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