Technical patent drawings for toy building blocks are arranged in a clean grid layout, showing multiple isometric views and cross-section details of the iconic interlocking brick system. Black line work on a cream background creates a precise, architectural quality that celebrates the mechanical ingenuity behind a beloved childhood toy. In a playroom, creative workspace, or nostalgic collector's corner. Printed on soft, lightweight polyester with hand-sewn edges and made to order. Original artwork at room scale, light enough to hang almost anywhere and move with you.