Combined headphone and microphone

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

Design Patent

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Design Patent

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D0512992

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

REFERENCES:
patent: D366486 (1996-01-01), Runquist et al.
patent: D375313 (1996-11-01), Jensen et al.
patent: D431235 (2000-09-01), Lyman et al.
patent: D439890 (2001-04-01), Skulley et al.
patent: D451907 (2001-12-01), Amae et al.
patent: D452857 (2002-01-01), Hong
patent: D455732 (2002-04-01), Skulley et al.
patent: D464943 (2002-10-01), Lai
patent: D470835 (2003-02-01), Bey et al.
patent: D472231 (2003-03-01), Eisenbraun
patent: D472890 (2003-04-01), Suzuki
patent: D476645 (2003-07-01), Padala et al.
patent: D495685 (2004-09-01), Hirano
patent: D1165586 (2003-02-01), None
patent: D1177879 (2003-06-01), None

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