Helen Blanchard
✓ Source-basedrisingAmerican inventor (1840-1922)
Fame46.6
Momentum5.2
Languages13
In century#12,935
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.
Also inDeutsch
Photos 1
Awards 1
Scientists from United States 6
About this person
Country
United StatesCategory
Scientists
Type
Scientist
Status
deceased
Dates
Lived 1840 to 1922 · aged 81
Written about in
13 languages
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