Key telephone set having interchangeable units
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 14, 2009
Grant Date -
Dec 9, 2004
app pub date -
Jan 27, 2004
filing date -
Jan 28, 2003
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A key telephone set comprises a telephone main body, an interchangeable dial button unit, an interchangeable line button unit, and an interchangeable display unit. The interchangeable dial button unit, the interchangeable line button unit and the interchangeable display unit are attached to the telephone main body while they can be detached from the telephone body from a top surface side of the key telephone set without disassembly of the telephone main body.
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Family
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