"To leave the factory" means that a product is finished being made and is ready to be sent out for sale or distribution from the place where it was manufactured. Full definition
Many of today's automobiles leave the factory with secret passengers: prototype software features that are disabled but that can be unlocked by clever drivers. (sciencedaily.com)
There is no documentation to prove that any portion of this car ever left the factory in the same time period as the destroyed car. (automobilemag.com)
It no longer makes sense in this day and age to just «trust» that companies producing infant products are getting it right where safety is concerned once their product leaves the factory. (bestbabystrollerjudge.com)