U.S. federal trademark · Serial No. 74202126 · Reg. No. 241474
rectifiers, dry batteries, electric wave measuring instruments, electric power cables, telephone apparatus, facsimile telegraphic sets, radio receivers, radar sets, phonograph record players, amplifiers, electron microscope, vacuum tubes, diodes, electron insulating tubes
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.