Mary Anderson (inventor)
Encyclopedia
Mary Anderson was a real estate
Real estate
In general use, esp. North American, 'real estate' is taken to mean "Property consisting of land and the buildings on it, along with its natural resources such as crops, minerals, or water; immovable property of this nature; an interest vested in this; an item of real property; buildings or...

 developer, rancher, viticulturist and inventor of the windshield wiper blade. In November 1903 Anderson was granted her first patent
Patent
A patent is a form of intellectual property. It consists of a set of exclusive rights granted by a sovereign state to an inventor or their assignee for a limited period of time in exchange for the public disclosure of an invention....

 for an automatic car window cleaning device controlled inside the car, called the windshield wiper.

Early life

Mary Anderson was born in Greene County, Alabama
Greene County, Alabama
Greene County is the least populous county in the U.S. state of Alabama. Its name is in honor of Revolutionary War General Nathanael Greene of Rhode Island. As of 2010 the population was 9,045...

, at the start of Reconstruction in 1866. In 1889 she moved with her widowed mother and sister to the booming town of Birmingham, Alabama
Birmingham, Alabama
Birmingham is the largest city in Alabama. The city is the county seat of Jefferson County. According to the 2010 United States Census, Birmingham had a population of 212,237. The Birmingham-Hoover Metropolitan Area, in estimate by the U.S...

. She built the Fairmont Apartments on Highland Avenue soon after settling in. By 1893, Mary Anderson had moved west to Fresno, California
Fresno, California
Fresno is a city in central California, United States, the county seat of Fresno County. As of the 2010 census, the city's population was 510,365, making it the fifth largest city in California, the largest inland city in California, and the 34th largest in the nation...

 where until 1898 she operated a cattle ranch and vineyard
Vineyard
A vineyard is a plantation of grape-bearing vines, grown mainly for winemaking, but also raisins, table grapes and non-alcoholic grape juice...

.

Invention of the windshield wiper

In a visit to New York City in the winter of 1902, while sitting in a trolley car on a frosty day, she observed that the motorman drove with the front window open because of difficulty keeping the windshield clear of falling sleet
Ice pellets
Ice pellets are a form of precipitation consisting of small, translucent balls of ice. Ice pellets usually are smaller than hailstones. They often bounce when they hit the ground, and generally do not freeze into a solid mass unless mixed with freezing rain...

. When she returned to Alabama she hired a designer for a hand-operated device to keep a windshield clear and had a local company produce a working model. She applied for, and in 1903 was granted, a 17-year patent for a windshield wiper. Her device consisted of a lever with a rubber blade. The lever could be operated from inside a vehicle to cause the spring-loaded arm to move back and forth across the windshield. Similar devices had been made earlier, but Anderson's was the first to be effective.

In 1905 she tried to sell the rights through a noted Canadian firm, but they rejected her application, saying "we do not consider it to be of such commercial value as would warrant our undertaking its sale."
After the patent expired in 1920 and the automobile manufacturing business
Automotive industry
The automotive industry designs, develops, manufactures, markets, and sells motor vehicles, and is one of the world's most important economic sectors by revenue....

 grew exponentially, windshield wipers using Anderson's basic design became standard equipment.

Later life

Anderson resided in Birmingham, where she continued to manage the Fairground Apartments until her death at the age of 87. She almost died from common day flu at age 85. At the time of her death she was the oldest member of South Highland Presbyterian Church. She died at her summer home in Monteagle, Tennessee
Monteagle, Tennessee
Monteagle is a town in Franklin, Grundy, and Marion counties in the U.S. state of Tennessee, in the Cumberland Plateau region of the southeastern part of the state...

. Her funeral was conducted by Dr. Frank A. Mathes at South Highland and she was buried at Elmwood Cemetery
Elmwood Cemetery (Birmingham, Alabama)
Elmwood Cemetery is a cemetery established in 1900 in Birmingham, Alabama northwest of Homewood by a group of fraternal organizations. It was renamed in 1906 and gradually eclipsed Oak Hill Cemetery as the most prominent burial place in the city...

.

External links

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