Wind instrument having a compact slide configuration
Patent 4831911 Issued on May 23, 1989. Estimated Expiration Date: 
May 23, 2006. 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.
May 23, 2006. 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 673983 1255766 2093993 InventorApplicationNo. 06/314978 filed on 10/26/1981US Classes:84/395TrombonesExaminersPrimary: Franklin, Lawrence R.Attorney, Agent or FirmInternational ClassesG10D 7/00 (20060101)G10D 7/10 (20060101) AbstractA brass wind instrument incorporating a compact slide configuration comprising two U-shaped slide tube members, each having two tube lengths which are proximate to each other and which are coupled together with a minimum length crook. The two U-shaped slide tube members, in the preferred embodiment, are in parallel planes and are permitted to reciprocate, during use, on four corresponding fixed length receiver tube members. | |
