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Patent:US4251721


Patent:US 4251721
Title:Pattern and threshold speed calculator
Date:17.02.1981
Place:
Country:USA
Person:Rathbun, Charles D. (1005 Mistletoe, Ft. Worth, TX 76126)
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US4251721 (espacenet),  US4251721 (uspto)


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Aus der Patentschrift US4251721