Drilldown: Patents

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Patents > Applicant type: None & Tech fields: navigation & Granted: Yes & National tech categories : FR 5 or FR 6.3 or USPC 244/153R or None

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Vaussin-Chardanne (9) · Blaise Bontems (3) · None (2) · Baudin (2) · Marc Runkel (2) · Louis-Charles Letur (2) · Lanteigne (2) · Harry L. Tanner (2) · Guibert (2) · Guégnot (2) · Gormont (2) · François-Paulin Terzuolo (2) · Crochu (2) · Chaine (2) · Yon (2) · Backman (2) · Allain (2)
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None (111) · Desnos (4) · Blétry aîné (3) · Blétry frères (3) · Casalonga (3) · Léopold D’Aubreville (2) · Baldwin & Rayward (2) · Engelfred (2)
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