This is often done by original equipment manufacturers and larger companies.
These should not be modified from their original manufacturer's design.
If consumers want new parts from the original manufacturer, they have to pay the difference.
This software must be provided by the original manufacturer of the equipment.
This makes replacement parts difficult to come by, only available from the original manufacturer.
It serves some of the world's largest original equipment manufacturers.
The autofactories were running off the same programs as the original manufacturers.
The cars were then sent to dealerships by the original manufacturer.
Many original equipment manufacturers use free and open source software to brand their products.
Many of the original manufacturers no longer make nickel iron cells.