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Hidden Inventors Duke Brown
Hidden Inventors
Duke Brown
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).
| Media | Books Paperback Book (Book with soft cover and glued back) |
| Released | March 19, 2018 |
| ISBN13 | 9781986628044 |
| Publishers | Createspace Independent Publishing Platf |
| Pages | 28 |
| Dimensions | 133 × 203 × 2 mm · 40 g |
| Language | English |
See all of Duke Brown ( e.g. Paperback Book )