Headphone

Details Headphone Headphone

2007-03-27

2007-03-27

Greene, Paula A. (Department: 2912)

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Speaker or housing therefor

Design Patent

active

29251915

CLAIM:
The ornamental design for a headphone, as shown.

REFERENCES:
patent: 3505684 (1970-04-01), Hutchinson et al.
patent: D246259 (1977-11-01), Nishimura et al.
patent: 4571746 (1986-02-01), Gorike
patent: 4689822 (1987-08-01), Houng
patent: D292205 (1987-10-01), Kikutani
patent: D297324 (1988-08-01), Kohno
patent: D300133 (1989-03-01), Daidoh et al.
patent: D310081 (1990-08-01), Daido et al.
patent: D316551 (1991-04-01), Ichikawa
patent: D347434 (1994-05-01), Yamatogi
patent: 5809573 (1998-09-01), Bary

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