Showing 1 - 7 of 7 Results
1.
How to Patent a Pioneering Discovery (gasdrop) by Coffelt, Louis, Jr. ISBN: 9780974885452
2.
Pbod system / U. S. patent Applications by Coffelt, Louis A., Jr. ISBN: 9780974885445
3.
Pbod System / U. S. Patent Applications by Coffelt, Louis, Jr. ISBN: 9780974885438
5.
Methods for Patent by Coffelt, Louis, Jr. ISBN: 9780974885414
6.
How to Patent a Pioneering Discovery (gasdrop) by Coffelt, Louis, Jr. ISBN: 9780974885407 List Price: $44.00
7.
Patent : Ignite Self-Genius by Coffelt, Louis, Jr. ISBN: 9780974885469