Showing 1 - 4 of 4 Results
1.
How to Sell Inventions by Whitehurst, Bert W. ISBN: 9780918602015
2.
Financing Your Inventions by Whitehurst, Bert W. ISBN: 9780918602008
3.
Searching for Foreign Patents by Whitehurst, Bert W. ISBN: 9780918602053
4.
Searching for Foreign Patents by Whitehurst, Bert W. ISBN: 9780918602084 List Price: $25.00