B63B2019/0015 - CPC Classification

Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers; Ship's windows Bull's eyes, or the like ship's windows

• B63B2019/0023 » {Pivotal bull's eyes with central pivoting axis} 0
• B63B2019/003 » {Pivotal bull's eyes with peripheral hinge axis} 0

Recent Application in this class: