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Patent:US4797539


Patent:US 4797539
Title:Alcoholic concentration indicator
Date:10.01.1989
Place:
Country:USA
Person:Forest, Guy A. (942, Nicole-Lemaire, Boucherville, Qc, CA)
Company:
Internal Links:
Keywords:
Link to the patent office:
(without guarantee)
 US4797539 (espacenet),  US4797539 (uspto)


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Aus der Patentschrift US4797539