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US 4,371,278 AGranted
Musical pen
OwnerHong K. Jooinventor
Life of this patent
Estimating the term…
Abstract
A single portable instrument is capable of use both as a writing device and as a wind instrument.
Claims7
A musical pen comprising
- (A) a barrel having a pair of opposed end openings and a plurality of longitudinally aligned side openings along the length thereof;
- (B) a pipe at least partially disposed within said barrel, said pipe defining an aperture therethrough providing communication between the upper of said end openings and said plurality of side openings;
- (C) a resilient strip secured to the top of said pipe, extending at least partially across said aperture and adapted to vibrate with the passage of varying levels of air through said aperture;
- and
- (D) means for writing at least partially disposed within said barrel and adapted to extend partially through the lower of said end openings.
2 more elements
Dependencies are inferred from the claim text.