The phrase "was previously produced" is correct and usable in written English.
It typically is used to refer to something that has been made in the past. For example, "This book was previously produced in 2018."
The drug – Atovaquone/Proguanil – was previously produced by GlaxoSmithKline but with the patent revoked last year it can now be produced on a wider scale, reducing the cost.
Though an illustrated version of "The Alchemist" was previously produced, HarperOne said it had been unable to persuade Mr. Coelho to consent to the full graphic-novel treatment until he saw a presentation from Sea Lion Books.
An elite High-Free-Lysine transgenic line HFL1 was previously produced by metabolic engineering to regulate lysine metabolism.
GO was previously produced using natural graphite powder (purum powder ≤ 0.1 mm, Fluka, Sigma-Aldrich Corp. St . Louis MO, USA) according to the Brödie method [13].
Casino Royale was previously produced as a 1954 television episode and a 1967 satirical film.
The recombinant hepcidin25-His was previously produced in P. pastoris, a system that offers the advantage of soluble expression at high yield and without the need of any renaturation procedure.
It will see a number of products made by inmates, such as hydraulic jacks for military vehicle maintenance and includes some that were previously produced overseas.
With the Industrial Revolution, works of literature, which were previously produced for consumption by small, well-educated elites, became accessible to large sections and even majorities of the members of a population.
No written guidelines had been previously produced.
The surface nanostructures have been previously produced using various nanofabrication methods, such as colloidal assembly [33], a sol gel technique [34], capillary lithography [35], electron beam lithography [36], pattern transfer of natural surfaces by plasma etching [37], and electrospinning [38].
Sheet forming processes of High Strength Steel (HSS) at elevated temperature are being increasingly applied to produce parts of the car body-in-white, which were previously produced at room temperature.
