Intercommunication apparatus

Details Intercommunication apparatus Intercommunication apparatus

2008-03-18

2008-03-18

Wallace, Terry A (Department: 2916)

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Video

Design Patent

active

29265304

CLAIM:
The ornamental design for intercommunication apparatus, as shown and described.

REFERENCES:
patent: 3521008 (1970-07-01), Tyson
patent: D246103 (1977-10-01), Taylor
patent: D298828 (1988-12-01), Miozzo
patent: D355191 (1995-02-01), Meurer
patent: D391254 (1998-02-01), Rosati et al.
patent: D437588 (2001-02-01), Jauregui et al.
patent: D457866 (2002-05-01), Matsui et al.
patent: D494955 (2004-08-01), Guerrera et al.
patent: D495313 (2004-08-01), Guerrera et al.

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