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Patent:US1988357


Patent:US 1988357
Title:Planimeter
Date:15.01.1935
Place:
Country:USA
Person:Hounsfield, Leslie (P)
Company:
Internal Links:Planimeter, Schneidenplanimeter
Keywords:
Link to the patent office:
(without guarantee)
 US1988357 (espacenet),  US1988357 (uspto)


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Aus der Patentschrift US1988357

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Hounsfield Planimeter