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Patent:US2706081


Patent:US 2706081
Title:Building cost Slide Rule
Date:12.04.1955
Place:
Country:USA
Person:Dowling Robert, Hamilton Jack, Warren Hunnicutt
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US2706081 (espacenet),  US2706081 (uspto)


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Aus der Patentschrift US2706081