It is commonly believed that parker’s invention stemmed from.

Parker designed an indoor heating system using natural gas that she called a “heating.

23, 1919, parker filed a patent for her invention of a heating system that used natural gas.

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Parker designed an indoor heating system using natural gas that she called a heating.

Webmore than 100 years ago, an african american inventor named alice h.

Webwhat we know about alice parker, a ‘hidden figure’ in modern heating.

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