Whistle mouthpiece

Details Whistle mouthpiece Whistle mouthpiece

2001-08-20

2002-09-17

Davis, Antoine Duval (Department: 2913)

Measuring, testing, or signalling instruments

Security or signal instrument or casing

Aural, i.e., audible

Design Patent

active

D0462917

CLAIM:
We claim the design for a whistle mouthpiece, as shown and described.

REFERENCES:
patent: 4821670 (1989-04-01), Foxcroft et al.
patent: 5086726 (1992-02-01), Sharp
patent: 5515808 (1996-05-01), Edlund
patent: 5816186 (1998-10-01), Shepherd
Fox 40 Product Catalogue 2001, pp. 2 & 4.

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