Telephone headset amplifier unit

Information

  • Patent Grant
  • D405093
  • Patent Number
    D405,093
  • Date Filed
    Monday, February 9, 1998
    26 years ago
  • Date Issued
    Tuesday, February 2, 1999
    25 years ago
Abstract
Description
Claims
  • The ornamental design for telephone headset amplifier unit, as shown and described.
US Referenced Citations (13)
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D375486 Shinano Nov 1996
D391928 Kondo et al. Mar 1998
D391931 Iino Mar 1998
D393451 Faranda et al. Apr 1998
D394645 Inue May 1998
5099514 Acree Mar 1992
5678202 Filimon et al. Oct 1997