Hidden Inventors: Denied (Paperback) (ISBN-13: 9781986628044)

All 25 companies said they had no interest in his idea at the time. They all denied his neatly packaged proposal. So, what the heaven's gate are these sitting on a shelf in a Florida drugstore? Read more about this true story of how the disposable dental floss first came about. See more at www.Stoleninventions.com or www.Deniedi.com (as in denied inventions).

Author: Duke Brown,Judith French
ISBN-10: 1986628043
ISBN-13: 9781986628044
Publisher: Createspace Independent Publishing Platform
Language: English
Published: 03/19/2018
Pages: 28
Format: Paperback
Weight: 0.09lbs
Size: 7.99h x 5.24w x 0.06d