By Christian Scheuer @chrscheuer2019-03-29 13:11:29.673Z
You can toggle the visibility of the Clip List or Track List with one of the built in commands in the View package:

The script source code to do the same would be:
sf.ui.proTools.menuClickMenu({
menuPath: ["View","Other Displays","Clip List"],
});
- Christian Scheuer @chrscheuer2019-03-29 13:11:36.867Z
Solution in question
- TThomas Huhn @thox
Thanks, I missed that PT menu item