Drilldown: Patents

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Patents > Inventor country : BE or DE & Tech fields: frame & Number of figures: 3-4

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None (17) · Johann Schütte (9) · Carl Wilhelm Paul (5) · Ernst Heinkel (5) · Carl Franz Hubert Hertel (4) · Ernst Emil Freytag (3) · Severin Schneider (3) · Reinhold Richter (2) · Matthias Koenen (2) · Gustav Mees (2) · Franz Schneider (2) · Wilhelm Rettig (2) · Ernst Carl Alexander Baumann (2) · Edmund Kikut (2) · Alexander Baumann (2) · August Schlegelmilch (2)
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