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1.
The Law and Practice of Letters Patent of Invention in Canada by Frederick Barnard Fethersto... ISBN: 9781289352301 List Price: $28.75
2.
Uniform Patent ACT for the British Empire : An Address Delivered at the Annual Meeting of th... by Fetherstonhaugh, Frederick ... ISBN: 9780265042199 List Price: $7.97
3.
Uniform Patent ACT for the British Empire : An Address Delivered at the Annual Meeting of th... by Fetherstonhaugh, Frederick ... ISBN: 9780260558565 List Price: $24.39