ClassID:

133578

E05F1/123 - CPC Classification

Classification description:

Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance; Mechanisms in the shape of hinges or pivots, operated by springs with a torsion bar

Sub-classes:
Recent Application in this class: