Ruud-Jan Kokke TC – portable design stool – DESIGNUM Netherlands – birch plywood – Dutch Modernism – vintage stool

Portable design stool “TC” by Ruud-Jan Kokke (DESIGNUM®, Netherlands). Molded birch plywood with precise slots and an ergonomic curve. Original manufacturer's label and handwritten serial number. An iconic example of 1990s Dutch minimalism. Collector's item in used condition.

Designer: Ruud‑Jan Kokke (born 1956)
Model: TC Portable Stool
Manufacturer: DESIGNUM®
Country: Netherlands
Material: Molded birch plywood / multiplex
Period: Late 20th century (approx. 1990s)
Signature: Original manufacturer's label + handwritten serial number
Function: Portable stool / seat / design object