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Patent:US2623690


Patent:US 2623690
Title:Average Speed Indicator
Date:30.12.1952
Place:
Country:USA
Person:Gourbeyre, E. M. (P) et al
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US2623690 (espacenet),  US2623690 (uspto)


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Aus der Patentschrift US2623690