Eldorado Jones



Eldorado Jones was born in 1860 and is known for developing the first successful exhaust muffler for airplane engines.

Jones was an American inventor known as the "Iron Woman." She banned men from working in her factory and never married. Her first large inventions were a lightweight electric iron, a travel-size ironing board, and a collapsible hat-rack.

She was born in Missouri and initially worked as a teacher in Lafayette but disliked the position and switched to working at an insurance company in Chicago. By 1913 she had become an inventor and opened her factory in Illinois. She airplane muffler was developed in 1919 and patented in 1923. She moved to NYC to seek investment but refused to be funded by men. She ultimately died in 1932 without much financial success.

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