U.S. federal trademark · Serial No. 85708027 · Reg. No. 4417049
Crane load monitoring system consisting of an electronic load display, computer, electronic boom angle sensor, electronic hoist load sensor and electronic whip hoist load sensor; crane rope speed indicator system consisting of an electronic rope speed indicator display, computer, electronic boom angle sensor, electronic rope speed sensor and electronic rope travel direction sensor; crane operating slew limit system consisting of an electronic operation indicator display, a computer, electronic boom angle sensor and an electronic slew position sensor
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.