A glazier
I think the most proper name would be glazier, which is someone who installs and repairs glass.
a mechanic comes to mind
A plumber
glazier
a window cleaner
construction workers
ummmm wow idk but what a dumb question! only some weirdo would wanna know that!
A mechanic
A Mechanic.
Watchmaker Also, an heurologist
A Mechanic.
i don't think there is a technical name for a repairer of drums i know the guitar maker/repairer is a "Lutherian" "a drum technician" maybe.