Hornette
Patent 4993303 Issued on February 19, 1991. Estimated Expiration Date: 
February 28, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
February 28, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 879322 1642783 1764562 2790345 2987950 3329056 3529505 3686995 Musical horn construction Compact B-flat horn and case therefor InventorApplicationNo. 317000 filed on 02/28/1989US Classes:84/394, Tuning devices84/387RBrassesExaminersPrimary: Franklin, Lawrence R.Attorney, Agent or FirmForeign Patent References
International ClassG10D 007/10AbstractA brass wind instrument is disclosed which has substantially the same range as a French Horn but has a forward facing bell for greater projection. Further, the bell is substantially that of a tenor trombone.The instrument includes a rotary valve for changing the key from an F-alto to a B-flat.The instrument includes a French Horn lead pipe.Other References
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