The phrase "a device for which" is correct and usable in written English.
It can be used when referring to a specific device and explaining its purpose or function in relation to something else.
Example: "The engineer designed a device for which the primary function is to enhance communication in remote areas."
Alternatives: "a device that serves" or "a device intended for".
Bundles make a lot of sense with a device for which accessories are a key selling point.
The new version of the operating system is for K-12 students and, perhaps, people gifting older parents a device for which they'd rather not have to perform regular tech support.
The removable, customisable shells bring to mind Nokia's Lumia 820 — a device for which Nokia has released the 3D print files so owners of 3D printers can design and print their own custom shell.
The rule is an open-loop rule if it results in a therapeutic or diagnostic recommendation displayed on the screen of a device for which caregivers can agree whether to accept the recommendation.
In June of 1553, however, Edward, adamant that the crown not pass to his Catholic half sister, Mary, secretly drafted a Device for Succession, which made Jane his heir, and disinherited both Mary and his other half sister, Elizabeth.
One of the key points of Walker's epistolary novel is the way Celie's writing style achieves greater fluency and rhythm as she herself matures – a literary device for which the equivalent, in the music and lyrics of Brenda Russell, Allee Willis and Stephen Bray, is one of those declaratory anthems that not even Erivo can rescue from familiarity.
The device labeled 'polish-Si' was a reference device for which no nano/microhole array was composed.
The chamber was accessible through a four-foot-high door that opened with a remote-control device, for which only Mr. Fritzl held the code.
Belief in a preformed grammatical device, for which heard speech provides input for the generation of linguistic competence and performance, has spread among linguists.
If a customer wishes to trade in an old broken device for which there is no monetary value, they can do so as a simple recycle.
Evaporative cooler: Type 757a Model an evaporative cooling device for which the user supplies the inlet air conditions of a primary and secondary air stream and the device effectiveness as a function of primary stream inlet air dry bulb temperature and secondary stream inlet air wet bulb temperature.
