The phrase "and constructed a prototype" is correct and usable in written English.
You can use it when describing the process of creating a preliminary model or version of a product or system.
Example: "After extensive research and development, the team designed a new product and constructed a prototype to test its functionality."
Alternatives: "and built a prototype" or "and created a prototype."
This research studies to develop design and construct a prototype of the operation control system of Proton exchange membrane fuel cell.
The main objective was to design and construct a prototype portable slipmeter with the capability of measuring static, transitional kinetic and steady-state kinetic coefficient of friction properties of on-site floors.
We analysed the mother robot's walking and underwater cruising mechanisms, constructed a prototype, and carried out a series of experiments to evaluate its amphibious motions.
In order to determine the effect of design parameters on probe sensitivity and specificity, we constructed a prototype array containing several hundred probes for each member of ten gene families having representatives in all four target species.
Soon thereafter the American engineer and astronomer Grote Reber constructed a prototype of the radio telescope, a bowl-shaped antenna 9.4 metres (31 feet) in diameter.
That is the main wavelength of the infra-red radiation emitted by fierce forest fires.In this section Access all areas Seeds of change Making the connection Beetle drive ReprintsDr Schmitz and Dr Müller have constructed a prototype artificial version of this sensor using tiny plates of polyethylene instead of cuticula.
We have constructed a prototype and performed tests with point-like and plate-shaped radioactive sources.
Correcting the selected weather data with observations to reduce bias of both regional climate model (RCM) and global climate model (GCM), we constructed a prototype of the near-future design weather data of the 2030s.
Within a few years, the U.S. National Bureau of Standards had constructed a prototype atomic clock, and by 1955, England's National Physical Laboratory unveiled the first cesium-based model, which ultimately changed the way we measure time.
