dragon
I think the most proper name would be glazier, which is someone who installs and repairs glass.
A glazier.
A person who fixes the glass portion of windows is called a glazier.
Someone who makes windows is typically called a "glazier." Glaziers are skilled tradespeople who install glass in windows, doors, and other structures, as well as repair and replace glass as needed. They often work with various types of glass, including tempered, laminated, and insulated glass.
A locksmith repairs locks
A glazier.
Repairs all the windows.
To find someone to do kitchen repairs I would call a local contractor.
A glazier
Someone who works with glass--perhaps installing, fitting windows, can be called a glazier. Glass blowing is the art of making stylish, unusual glass objects, such as vases.
If you mean 'What do you call someone who repairs books?' then I think the answer is a 'bookbinder'. Sources: 'Inkheart' by Cornelia Funke
locksmith