FUKUDA

Class [9]
Computer & Software Products & Electrical & Scientific Products

Leak testers or leak test apparatus that utilize air pressure; leak testers or leak test apparatus that utilize hydrogen gas; leak testers or leak test apparatus that utilize helium gas; leak testers or leak test apparatus that utilize information on flow rate of compressed air; leak testers or leak test apparatus; pressure gauges; pressure sensors; differential pressure sensors; flow gauges; flow sensors; indicators that indicate pressure, flow and leakage; calibrators connected to air leak testers for generating dummy leakage; nozzle diameter measuring instruments that utilize compressed air; measuring machines and instruments; pressure-resistance test machines that utilize liquid pressure; pressure regulators, pressure controllers and flow regulators that are provided as parts or accessories of leak testers or leak test apparatus.