Apply Buffer Template to Position
One of the many commands that are used to build MIDI Environments. It is chronicled in the grimoire of Logic. It is only necessary to know that it is there, how to find it, and to invoke it only in the extreme condition that there is no other way.
Object groups in the Logic Pro Environment — Apple Support
To save time on the definition and alignment of these groups, you can choose (one or more) objects as prototypes (templates) by copying them into the Clipboard. (Choose Edit > Copy.) You can then apply certain characteristics of these template objects to selected objects.