Key matrix of a telephone handset

Details Key matrix of a telephone handset Key matrix of a telephone handset

1998-12-23

2000-02-15

Asch, Jeffrey

Recording, communication, or information retrieval equipment

Video or audio transmission, recording or playback equipment

Element or attachment

1403

Patent

active

D04206770

REFERENCES:
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patent: D353809 (1994-12-01), Nuovo et al.
patent: D356562 (1995-03-01), Nuovo
patent: D385554 (1997-10-01), Nuovo et al.
patent: D388784 (1998-01-01), Phillips et al.
patent: D389488 (1998-01-01), Williams et al.
patent: D392967 (1998-03-01), Mason
patent: D395316 (1998-06-01), Mason
patent: D398930 (1998-09-01), Nuovo et al.
patent: D398931 (1998-09-01), Nuovo et al.
patent: D400203 (1998-10-01), Kolinen
patent: D402653 (1998-12-01), Nuovo et al.
patent: D406585 (1999-03-01), Vuolteenaho et al.

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