According to Domm, the implementation of mass production of an automobile via an assembly line may be credited to Ransom Olds, who used it to build the first mass-produced automobile, the Oldsmobile Curved Dash. Olds patented the assembly line concept, which he put to work in his Olds Motor Vehicle Company factory in 1901.
If you paper file, it will take three to four weeks for the IRS to process the return and acknowledge your refund. If you e-file, you will get a notice of arrival within 24 hours and confirmation of refund within 72 hours.
It typically takes the IRS up to 21 days to release a refund, but the exact timing depends on a few factors, and in some cases the process may take longer. The IRS claims that it OKs most tax refunds within 21 days, but it can take longer.