ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] December i, 1671.âOn Dec. 1, 1671, Prince Rupert was granted a patent for his new invention of ââ con- verting into steel all manner of edged tools, files, etc., forged and formed in soft iron, or any part of the said tools, after they are set, forged, and framed â. The patent was to run ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/124860b0