Distinctive traits:
Unfortunately, unlike guitar collectors or car enthusiasts, Koken enthusiasts face a challenge: there is no single, publicly available "master list" of serial numbers published by the original manufacturer. However, by using patent dates, model features, and community data, we can build a "serial number list" framework to help you date your chair. vintage koken barber chair serial number list
Do you have a Koken chair with a serial number not listed here? Drop it in the comments below along with any patent dates on the plate—let’s build our own master list for future collectors! Distinctive traits: Unfortunately
: Koken patented the hydraulic lift in 1892. If your chair reclines but has no hydraulic system, it likely predates 1892. unlike guitar collectors or car enthusiasts