• All sections
• E - Fixed constructions
• E06B - Fixed or movable closures for openings in buildings, vehicles, fences, or like enclosures, in general, e.g. doors, windows, blinds, gates
• E06B 3/972 - Corner joints or edge joints for windows, doors, or the like frames or wings using separate connecting pieces, e.g. T-connecting pieces characterised by the way the connecting pieces are fixed in or on the frame members by increasing the cross-section of the connecting pieces, e.g. by expanding the connecting pieces with wedges

Patent holdings for IPC class E06B 3/972

Total number of patents in this class: 8

10-year publication summary

Principal owners for this class