G05G 1/54 - Definition 
Definition statement
This group covers:
Knobs, handlesor other like devices which:
- Are uniquely modified to be put into mechanical action or motion through the use of supplementary parts attached to the device or;
- The supplementary parts therefore.
References relevant to classification in this group
This group does not cover:
Examples of places where the subject matter of this class is covered when specially adapted, used for a particular purpose, or incorporated in a larger system:
Extensions specifically adapted for use with pedals | G05G 1/487 |