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Incoming Resources
- The inventor's notebook, a "patent it yourself" companion, by Fred Grissom & David Pressman
- Patents, copyrights and trademarks for dummies, by Henri Charmasson
- How to make patent drawings, a Patent it yourself companion, by Jack Lo and David Pressman
- Patent pending in 24 hours, everything you need to protect your invention, by Richard Stim & David Pressman
- The complete patent book, everything you need to know to obtain your patent, James L. Rogers