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Patent:US1550702


Patent:US 1550702
Title:Measuring Apparatus
Date:25.08.1925
Place:
Country:USA
Person:R. F. Knight
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US1550702 (espacenet),  US1550702 (uspto)


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Aus der Patentschrift US1550702