US D310491 S
Abstract available in
FIG. 1 is a front elevational view of a core sample tube showing my new design, the rear elevational view being a mirror image;
FIG. 2 is a top plan view;
FIG. 3 is a bottom plan view;
FIG. 4 is a left side elevational view; and
FIG. 5 is a right side elevational view thereof.