U.S. federal trademark · Serial No. 71439800 · Reg. No. 0395000
Direct Recording Oscillograph Units,[ELEctrometers for Use as Parts of MeasuriNG Devices,] Vibration Pickups for Use AS a Part of a Measuring Device [HeadpHONES for Use with Measuring and Testing EQUIment and Microphones for Use with MEASURing and Testing Equipment]
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.