What year did Mary Anderson invent the windshield wiper?

Mary Anderson, from New York City, was awarded a patent in 1903 for a window cleaning device.

Once the invention was protected by patent, she tried to interest companies into producing the device.

No one was interested, so Mary put the patent in a drawer and eventually it expired.

Mary Anderson obtained a patent in 1903 for windshield wipers.

Mary Anderson invented the windsheild wiper in 1903 and obtained a patent for it in 1905.