The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 09, 1990
Filed:
Nov. 15, 1989
Applicant:
Inventor:
John J Phelan, Stoneham, MA (US);
Assignee:
Verne Q. Powell Flutes, Inc., Waltham, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10D / ;
U.S. Cl.
CPC ...
428670 ; 428672 ; 428673 ; 84384 ;
Abstract
A musical instrument (for example, a flute) or a musical instrument segment (for example, a flute headjoint) having tubing made of a mechanically unitary laminated metal tube which has at least one layer of precious metal alloy bonded to another layer of metal alloy.