What was the U.S. Patent Number for Sarah Boone's improvement?
Answer
U.S. Patent No. 473,969
The specific patent number associated with her design improvement is U.S. Patent No. 473,969.
#Videos
Sarah Boone, a pioneering inventor! - YouTube
Who Invented The Ironing Board? - YouTube
Related Questions
Around what year was Sarah Boone born?What profession did Sarah Boone establish herself in after the Civil War?What was the official date her patent was granted?What was the U.S. Patent Number for Sarah Boone's improvement?What was the primary area of Sarah Boone's contribution to the ironing board?What advantage did the narrower board profile provide?What purpose did the enhanced padding serve on Boone's improved board?Before Boone's intervention, what physical difficulty was commonly associated with ironing?What structural element of her design was likely influenced by her work as a dressmaker?In historical context, what is Sarah Boone's patent recognized as being?