Vintage Koken Barber Chair Serial Number List _verified_ Jun 2026

Why? Unlike firearm manufacturers who kept meticulous, surviving logs for liability reasons, Koken was a supply company. While they stamped serial numbers on their chairs (usually on the hydraulic pump housing or the base plate), the original factory ledgers have been lost, destroyed, or are locked in private collections that have not been digitized.

(raised) on the iron. These identify the part or model style, not the individual production date. Typical Locations Under the seat frame vintage koken barber chair serial number list