Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Element or attachment
Design Patent
2007-03-20
2007-03-20
Bondade, Nanda (Department: 2912)
Recording, communication, or information retrieval equipment
Video or audio transmission, recording or playback equipment
Element or attachment
Design Patent
active
29220706
CLAIM:
We claim the ornamental design for a front portion of a diaphragm, as shown and described.
REFERENCES:
patent: 3104044 (1963-09-01), Reifers
patent: 3651976 (1972-03-01), Chadbourne
patent: 3700096 (1972-10-01), Reifers
patent: 3778516 (1973-12-01), Cornelius
patent: 5018623 (1991-05-01), Hrenyo
patent: D378192 (1997-02-01), Krupa et al.
patent: D382795 (1997-08-01), Abayhan et al.
Nguyen An D.
Sprinkle Charles M.
Bondade Nanda
Harman International Industries Incorporated
Plumsea Law Group LLC
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