Vintage Koken Barber Chair Serial Number List -

Here is a general timeline to help you estimate the age of your chair based on serial ranges and features:

These chairs generally lack a hydraulic lift system (the lever won't pump them up) and rely only on mechanical recline. vintage koken barber chair serial number list

Note: These ranges are approximate. Serial formats changed over time and Koken sometimes used model numbers or patent numbers instead of continuous serials. Here is a general timeline to help you

To identify the age of a vintage Koken barber chair, you can cross-reference the stamped serial number against known production runs. While exact annual records are rare, the following sequence provides a reliable ballpark for manufacturing years. Serial Number Range Estimated Production Era Key Era Developments 10,000 – 25,000 c. 1895 – 1905 Introduction of first hydraulic models (1892 patent) 25,001 – 50,000 c. 1906 – 1915 Expansion into high-volume production 50,001 – 85,000 c. 1916 – 1925 Transition to ornate oak and cast iron designs 85,001 – 125,000 c. 1926 – 1935 Opening of the Koken Foundry (1926) for mass production 125,001 – 175,000 c. 1936 – 1945 Art Deco influence and wartime production shifts 175,001 – 225,000 c. 1946 – 1955 Post-war manufacturing before company closure 225,001 and higher c. 1956 – 1960s Final production before the Koken name was sold How to Find Your Serial Number To identify the age of a vintage Koken

If you are struggling to find the number, check these three locations:

: Introduced around 1900, this allowed the barber to control all chair functions with a single lever.