The phrase "after fetching a" is correct and usable in written English.
It can be used in contexts where you are describing an action that occurs following the retrieval of something.
Example: "After fetching a cup of coffee, she returned to her desk to start working."
Alternatives: "after retrieving a" or "after getting a".
"Eh," he answered after fetching it from a red bag slung at his side.
"The King of Cards" set a new record for a sports card sale after fetching $2,350,000.
The transformed datasets of stage 1 are partitioned to (n times alpha) blocks via a custom partitioner, after fetching the previously broadcast partitioning ranges.
Pablo Picasso's Les Femmes d'Alger notched up a new record for a painting sold at auction after fetching more than $179m, while Reclining Nude by Amedeo Modigliani went under the hammer for $170m to a buyer from Shanghai.
He was annoyed with the mother-of-two after she fetched a member of staff to tell him and his friends to be quiet during a screening of Harry Potter And The Half Blood Prince at the Vue cinema in Kirkstall Road earlier in the day.
For every promise of affection, there is a snap of wrath, and the woman who declares, "I love you, darling," is the same person who, not long after, fetches a drill to bore a hole in her beloved's leg, plus a pair of scissors for herself.
The rats learned that after fetching their reward, there was no point in going down a plank again, and they remembered this lesson even after being injected with a Pfiesteria extract.
Hours after fetching the first toss by Fredbird, the Cardinals' mascot, he was dozing in a luxury box, his muzzle on Frei's right thigh.
In October, The Tampa Tribune sold for a scant $9.5 million; Philadelphia's newspapers sold for $55 million in April 2012 after fetching $515 million in 2006.
