Intercom

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Intercom

Design Patent

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Design Patent

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D0648312

CLAIM:
The ornamental design for an intercom, as shown and described.

REFERENCES:
patent: D280403 (1985-09-01), Mitchell
patent: D295623 (1988-05-01), Gilberton
patent: D298318 (1988-11-01), Doi
patent: D421603 (2000-03-01), Meurer
patent: D466097 (2002-11-01), Geert
patent: D491551 (2004-06-01), Matsui et al.
patent: D520488 (2006-05-01), Fabrizi
patent: D554103 (2007-10-01), Morikawa et al.
patent: D582886 (2008-12-01), Woo et al.
patent: D594439 (2009-06-01), Jeon et al.
patent: D624522 (2010-09-01), Takahata et al.
patent: D624523 (2010-09-01), Takahata et al.

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