CPC Subgroup
E06B 3/663 Elements for spacing panes
Full Title
Window sashes, door leaves, or like elements for closing openings; Layout of fixed or moving closures, e.g. windows ; Features of rigidly-mounted outer frames relating to the mounting of wing frames (E06B5/00 takes precedence; shutters or the like E06B9/00; glass panes C03) > Units comprising two or more parallel glass or like panes permanently secured together > Elements for spacing panes
3 direct subcodes
Child Classifications
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- E06B 3/667 Connectors therefor