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    Electronic Resource
    Electronic Resource
    [s.l.] : Nature Publishing Group
    Nature 118 (1926), S. 694-695 
    ISSN: 1476-4687
    Source: Nature Archives 1869 - 2009
    Topics: Biology , Chemistry and Pharmacology , Medicine , Natural Sciences in General , Physics
    Notes: [Auszug] IN a leading article in NATURE of September 18, it is argued that the increase in the percentage of patents kept alive to the end of the fourteenth year since 1905 is due to official examination for novelty introduced in that year. I submit that this reasoning does not hold good. The rise ...
    Type of Medium: Electronic Resource
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