"How to develop, protect, and market your invention"--Cover subtitle.
- ISBN10 1558701494
- ISBN13 9781558701496
- Publish Date 1 April 1990 (first published December 1986)
- Publish Status Active
- Publish Country US
- Publisher F&W Publications Inc
- Imprint Betterway Books
- Edition 2nd Revised edition
- Format Paperback
- Pages 230
- Language English