登入選單
返回Google圖書搜尋
British Patents of Invention, 1617-1977
註釋This Unique Guide Explains how Researchers can Use Patents as a source of historical information.Covering the British patents system from 1617 until the 1977 patents Act, the guide is an invaluable resource for anyone researching the history of science and technology or looking for information on the people behind inventions. Sections include: -- the historical background of the patent system-- patenting procedure-- people in the patent system-- the patent specification-- searching for patents information