SDA 1
Filed: December 1, 1982
Loudspeakers
Owned by: POLK INVESTMENT CORPORATION
Serial Number: 73404332
SDA TRUE-STEREO LOUDSPEAKER
Filed: May 16, 1985
STEREO LOUD SPEAKERS
Owned by: POLK INVESTMENT CORPORATION
Serial Number: 73538068
VIDEO DIMENSIONAL ARRAY
Filed: January 12, 1994
loudspeakers
Owned by: POLK INVESTMENT CORPORATION
Serial Number: 74477850
VDA
Filed: March 18, 1994
loudspeakers
Owned by: POLK INVESTMENT CORPORATION
Serial Number: 74501867
STEREO DIMENSIONAL VIDEO
Filed: March 18, 1994
loudspeakers
Owned by: POLK INVESTMENT CORPORATION
Serial Number: 74501868
SDV
Filed: March 18, 1994
loudspeakers
Owned by: POLK INVESTMENT CORPORATION
Serial Number: 74501869
WAY COOL
Filed: April 18, 1994
automobile stereo equipment, namely loudspeakers
Owned by: POLK INVESTMENT CORPORATION
Serial Number: 74513973
ENCORE
Filed: September 20, 1994
loudspeakers
Owned by: POLK INVESTMENT CORPORATION
Serial Number: 74575805
SRT
Filed: December 22, 1994
loudspeakers
Owned by: POLK INVESTMENT CORPORATION
Serial Number: 74614098
RADIANT SURROUND FIELD
Filed: February 27, 1995
loudspeakers
Owned by: POLK INVESTMENT CORPORATION
Serial Number: 74638422
RADIANT SURROUND
Filed: April 28, 1995
loudspeakers
Owned by: POLK INVESTMENT CORPORATION
Serial Number: 74667726
HIGH VELOCITY COMPRESSION DRIVE
Filed: May 17, 1995
subwoofers and loudspeakers
Owned by: POLK INVESTMENT CORPORATION
Serial Number: 74676001
EOSON
Filed: June 7, 1995
audio loudspeakers and electronic components, namely amplifiers, tuners, receivers, and analog and digital recording and…
Owned by: POLK INVESTMENT CORPORATION
Serial Number: 74685462
