Neff; George Frederick Trademarks
UNSOLVABLE CUBE
Filed: March 15, 1982
CUBES FOR USE AS PLAYTHINGS
Owned by: Neff; George Frederick
Serial Number: 73354470
SOLUTION CUBE
Filed: March 15, 1982
Novelty Item in the Nature of a Simulated Three Dimensional Puzzle
Owned by: Neff; George Frederick
Serial Number: 73354471
