The ornamental design for a collapsiblestoragechair, as shown and described.
FIG. 1 is a front perspective view of a collapsible storage chair in accordance with a preferred embodiment of my new design, the collapsible storage chair being shown in an expanded configuration;
FIG. 2 is a front elevation view of the collapsible storage chair of FIG. 1;
FIG. 3 is a rear elevation view of the collapsible storage chair of FIG. 1;
FIG. 4 is a left side elevation view of the collapsible storage chair of FIG. 1, a right side elevation view thereof being a mirror image;
FIG. 5 is a top plan view of the collapsible storage chair of FIG. 1;
FIG. 6 is a bottom plan view of the collapsible storage chair of FIG. 1;
FIG. 7 is a front perspective view of the collapsible storage chair in an open configuration for allowing access to a storage compartment; and,
FIG. 8 is a front perspective view of the collapsible storage chair in a collapsed configuration.
The broken lines in the figures are for the purpose of showing environmental structure and form no part of the claimed design.