• All sections
• B - Performing operationstransporting
• B66C - Cranesload-engaging elements or devices for cranes, capstans, winches, or tackles
• B66C 23/20 - Cranes comprising essentially a beam, boom or triangular structure acting as a cantilever and mounted for translatory or swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib cranes, derricks or tower cranes specially adapted for use in particular locations or for particular purposes with supporting couples provided by walls of buildings or like structures

Patent holdings for IPC class B66C 23/20

Total number of patents in this class: 308

10-year publication summary

Principal owners for this class