Gronos, Thomas Frederick Trademarks
PURESKILL

PURESKILL

Filed: March 12, 1990
card games
Owned by: Gronos, Thomas Frederick
Serial Number: 74037480

PSEUDO-RANDOM

PSEUDO-RANDOM

Filed: May 10, 1990
game consisting of computer generated printed matter
Owned by: Gronos, Thomas Frederick
Serial Number: 74057243