Sub woofer

Details Sub woofer Sub woofer

2007-01-02

2007-01-02

Bondade, Nanda (Department: 2912)

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Speaker or housing therefor

Design Patent

active

29202774

CLAIM:
The ornamental design for a sub woofer, as shown.

REFERENCES:
patent: D231992 (1974-07-01), Yanagisawa et al.
patent: D263394 (1982-03-01), Szabo
patent: D282255 (1986-01-01), Ross
patent: 4805730 (1989-02-01), O'Neill et al.
patent: D340245 (1993-10-01), Christie
patent: D387764 (1997-12-01), Ross, Sr.
patent: D397115 (1998-08-01), Gremchuck
patent: D421754 (2000-03-01), Ito et al.
patent: D480707 (2003-10-01), Bolton et al.

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