| NOTE: THIS IS THE NIGHTLY BUILD SERVER |
| ALL FILES ON HERE SHOULD BE CONSIDERED UNSTABLE |
| STABLE 1.6 WINDOWS VERSION IS HERE |
| STABLE 1.6 LINUX VERSION IS HERE |
This list provides ballpark production years based on known serial number ranges: Serial Number Range Approximate Date Notable Features / Eras c. 1881 Earliest patented reclining chairs. 1,000 – 9,999 c. 1885 – 1888 Introduction of swiveling and reclining patents. 10,000 – 25,000 c. 1895 – 1905 Very early hydraulic models; often wood-heavy. 25,001 – 50,000 c. 1906 – 1915 Expansion of hydraulic designs. 50,001 – 85,000 c. 1916 – 1925 Standardized hydraulic and ornate cast iron era. 85,001 – 125,000 c. 1926 – 1935 Rise of Art Deco styling and porcelain finishes. 125,001 – 175,000 c. 1936 – 1945 Later hydraulic models; war-era production. 175,001 – 225,000 c. 1946 – 1955 Post-war production; mid-century modern shifts. 225,001+ c. 1956 – 1960s Final production years. Where to Find the Numbers
: The most frequent location, stamped on the underside of the wood or the metal seat frame. The iron base casting vintage koken barber chair serial number list
What is the of the frame (e.g., carved wood, porcelain, or chrome)? This list provides ballpark production years based on
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 1885 – 1888 Introduction of swiveling and reclining