9
Control apparatus and instruments for boilers, stoves and burners, boilers, stoves and burners for use with solid fuels, pellet boilers, pellet stoves and pellet fired burners, pellet fired burners for boilers and stoves, oil and gas fired burners, electrically operated boilers, combination boilers and stoves, electric elements for boilers, accumulator tanks with hot water, accumulator tanks, all of the goods for heating houses, private homes, apartment houses, larger properties and industries
11
Boilers, stoves and burners; stoves and burners for use with solid fuels; pellet burners, pellet stoves and pellet fired burners; pellet fired burners for boilers and stoves; oil and gas fired burners; electrically operated boilers; combination boilers and stoves; electric elements for boilers; accumulator tanks with water; accumulator tanks; all the goods for heating houses, private homes, apartment houses, larger properties and industries
37
Construction, installation, repair and maintenance of boilers, stoves and burners, stoves and burners for use with solid fuels, pellet boilers, pellet stoves and pellet fired burners, pellet fired burners for boilers and stoves, oil and gas fired burners, electrically operated boilers, combination boilers and stoves, electric elements for boilers, accumulator tanks with hot water, accumulator tanks, all for heating houses, private homes, apartment houses, larger properties and industries