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The Language of Specifications of Letters Patent for Inventions. With the Authorities and Decisions in All the Important and Latest Cases
John Macgregor (M.A., Barrister-at-Law.)
出版
1856
URL
http://books.google.com.hk/books?id=mZCCBzDkLgoC&hl=&source=gbs_api
EBook
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