DIFF Subgroup
E05D 15/50 for opening at either of two opposite edges
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Suspension arrangements for wings > allowing alternative movements > for opening at either of two opposite edges
CPC:
Suspension arrangements for wings (arrangements of wings not characterised by the construction of the supporting means E06B3/32) > allowing alternative movements ( ; for vertically-sliding wings E05D15/22) > for opening at either of two opposite edges
Of 3 combined children, 0 exist in both systems.
3 codes are CPC-only extensions.
Child Classifications
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