STEP #17 - I brevetti
US567064A 01 Settembre 1896: by ATWOOD MACHINE COMPANY GB190102876 2 Gennaio 1902: '' Improvements in or in addition to the Attwood or other similar Machines to Illustrate the Theory of Accelerated Motion '' by PHILIP HARRIS AND COMPANY LTD and STANDLEY BELCHER. GB190319152A 28 Gennaio 1904: ''Improvements in and relating to the Construction of the "Atwood's Machine," for use in Illustrating the Theory of Accelerated Motion'' by PHILIP HARRIS AND COMPANY LTD and STANDLEY BELCHER. RO129745A2 29 Agosto 2014: ''IDIDACTIC APPARATUS FOR STUDY OF UNIFORM RECTILINEAR MOTION '' by BUZATU DUMITRU ŞTEFAN [RO]; CARAGEA MIHAIL [RO] CN105654817A 08 Giugno 2016: ''INovel Atwood experimental instrument '' by CHANGSHU INST TECHNOLOGY and ZHANG PING sitografia: https://app.patentinspiration.com/ https://worldwide.espacenet.com/