Answer:
Experimental production meant that companies were trying to perfect the science of the television.
Step-by-step explanation:
The creation of the television set is the result of the combination of various inventions that made it possible to receive an electric signal and transform it into images. Officially, the first demonstration of the device took place in 1926, that year until the end of 1940, the television was manufactured experimentally, so that it is possible to study this technology, understand its operation and make improvements on the device, before being released so that people could buy a quality product.