US D420711 S
Abstract available in
FIG. 1 is a top perspective view of a dual stud construction toy block according to the invention;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is a top plan view threrof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a side elevational view thereof, the opposite side elevational view being identical; and,
FIG. 6 is an end elevational view thereof, the opposite end elevational view thereof being identical.