Pen (double-ended, transparent marker)

Abstract

1. Name of the product in this design: Pen (Double-ended through-pen marker). 2. Intended use of this design: for writing, drawing, etc. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1. 5. The top view and bottom view are shown in the enlarged top view and enlarged bottom view respectively, so the top view and bottom view are omitted. 6. Other situations requiring explanation: Part A (the pen barrel part below the upper cap and the pen barrel part above the lower cap) is transparent.

Images