Briefcase or carrying case with integrated loudspeaker system

Details Briefcase or carrying case with integrated loudspeaker system Briefcase or carrying case with integrated loudspeaker system

2006-05-02

2006-05-02

Mei, Xu (Department: 2644)

Electrical audio signal processing systems and devices

Having non-electrical feature

And loudspeaker

C381S333000, C381S388000, C181S198000

Reexamination Certificate

active

07039210

ABSTRACT:
Briefcase respectively carrying case for electronic devices or documents having a housing comprising a storage compartment arranged in the housing for storing at least one paper document, electronic device or object, at least one loudspeaker for reproduction of audio frequencies, which is mounted in either an outer or inner wall of the housing, wherein, when the document or electronic device is removed, the storage compartment may be used as loudspeaker enclosure for said at least one loudspeaker for reproduction of low frequencies.

REFERENCES:
patent: 4052561 (1977-10-01), Molay
patent: 4076957 (1978-02-01), Molay
patent: 4324951 (1982-04-01), Brown
patent: 4939912 (1990-07-01), Leonovich, Jr.
patent: 5046104 (1991-09-01), Kloss
patent: 5390246 (1995-02-01), Gay et al.
patent: 5533097 (1996-07-01), Crane et al.
patent: 6073770 (2000-06-01), Park

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