Silber, Roger Trademarks
STRANGE ATTRACTORS
Construction toys, and structural modeling systems comprised of rods or tubes with magnetic tips and ferromagnetic balls
Owned by: Silber, Roger
Serial Number: 78303062
ROGER'S CONNECTION
Construction toys, and toy structural modeling systems comprised of rods or tubes with magnetic tips and ferromagnetic balls…
Owned by: Silber, Roger
Serial Number: 78444162
