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Notes and Queries
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Patent Notes
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Top of pageArticles
Probable Defeat of the Bad Patent Bills - pp208 - 209
doi:10.1038/scientificamerican04051884-208
Extracts from the Letter of the Hon. Benjamin Butterworth, Commissioner of Patents, to the Cincinnati Convention of Inventors - pp209 - 210
doi:10.1038/scientificamerican04051884-209
The International Electrical Exhibition - p210
doi:10.1038/scientificamerican04051884-210a
Jade and Jade Objects from Central America - pp215 - 216
doi:10.1038/scientificamerican04051884-215
