Inventing for Fun and Profit

Inventing for Fun and Profit

By

A guide to the procedures involved in inventing and in patenting, promoting, and marketing inventions describes the author's experiences with four of his numerous creations Published By Outlet on 1978


Book details

  • Paperback
  • 96 pages
  • English
  • 051753312X
  • 9780517533123

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Condition : Used Book This is a used book. We do our best to provide good quality books for you to read, but there is no escaping the fact that it has been owned and read by someone else previously. Therefore it will show signs of wear and may be an ex library book

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