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Patent:US2607118


Patent:US 2607118
Title:Combination Compass and Ellipsograph
Date:19.08.1952
Place:
Country:USA
Person:Debs, V. (P)
Company:
Internal Links:Ellipsograph
Keywords:
Link to the patent office:
(without guarantee)
 US2607118 (espacenet),  US2607118 (uspto)


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Aus der Patentschrift US2607118