Drilldown: Patents

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Patents > Office : AH or DE or FR or GB or NO or SE or UN & Tech fields: LTA & National tech categories : BE K or None & Number of figures: 3-4

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None (3) · Emil Hyra (2) · Karl Klinkosch (2) · Gaetano Arturo Crocco (2) · Leonardo Torres Quevedo (2) · Ottavio Ricaldoni (2)
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None (8) · Edward Charles Robert Marks (2) · Karl Klinkosch (2) · Leonardo Torres Quevedo (2) · Emil Hyra (2)
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Showing below up to 57 results in range #1 to #57.

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