Ohio Code > Chapter 4104 > § Section 4104.31 Ohio Code 4104.31 – Historical boiler definitions Current as of: 2023 | Check for updates | Other versions As used in sections 4104.31 to 4104.37: (A) “Boiler” has the same meaning as in section 4104.01 of the Revised Code. (B) “Historical boiler” means a steam boiler of riveted construction that is preserved, restored, or maintained for hobby or demonstration. Previous sectionNext section Chapter 4104 Contents