- Every year
- Every 10 July till 10 July
- To be confirmed
- Future editions:
- Location is always the same
Today marks the invention of the Vacuum Cleaner.
A project which initially came together on July 10 of 1860, the vacuum cleaner has become a standardcleaningpossessionof most households in the first and second world.
The inventor, David Hess from Iowa, first called it a carpet sweeper. His patent application was received on this day in 1860 (US No. 29.077).
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