U.S. federal trademark · Serial No. 76121929 · Reg. No. 2542586
Vacuum Gauges, Vacuum Gauge Tubes, Vacuum Gauge Controllers, Ionization Gauge Tubes, Ionization Gauge Controllers, and Automatic Vacuum Valves for pressure-flow control
[ manually operated metal vacuum valves ]
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.