Portable Adjustable Book Stand

FIG. 1 is a top front perspective view of a portable adjustable book stand showing my new design in an open position;

FIG. 2 is a top front perspective view thereof;

FIG. 3 is a bottom front perspective view thereof;

FIG. 4 is a bottom front perspective view thereof;

FIG. 5 is a top rear perspective view thereof;

FIG. 6 is a top rear perspective view thereof;

FIG. 7 is a bottom rear perspective view thereof;

FIG. 8 is a bottom rear perspective view thereof;

FIG. 9 is a front elevational view thereof;

FIG. 10 is a rear elevational view thereof;

FIG. 11 is a top plan view thereof;

FIG. 12 is a bottom plan view thereof;

FIG. 13 is a right elevational view thereof;

FIG. 14 is a left elevational view thereof;

FIG. 15 is a top front perspective view of the portable adjustable book stand in a closed position; and,

FIG. 16 is a bottom rear perspective view of thereof.

The broken lines in the figures are for the purpose of illustrating portions of the portable adjustable book stand, which form no part of the claimed design.