Helen Blanchard
American inventor (1840-1922) · United States · On the map · Scientists · Died at 81
Helen Augusta Blanchard was an American inventor who received 28 patents between 1873 and 1915. She was known for her numerous inventions dealing with sewing machines and sewing technology.
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About this person
Country
United States
Category
Scientists
Type
Scientist
Status
Deceased
Dates
Lived 1840 to 1922 · aged 81
