75689717
Apr 22, 1999
Oct 2, 2001
ANDREA ELECTRONICS CORPORATION
Active Trademark
Spectral subtraction algorithm software for use in noise cancellation and/or reduction in the field of computers, digital signal processors, and microprocessor platforms; audio equipment, namely, microphones, far-field adaptive arrays, computers, digital signal processors, and microprocessor platforms, and telephone transmitters
Electrical and Scientific Apparatus