Drilldown: Patents

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Patents > Inventor country : CH or DE or NL or RU & Tech fields : balloon or propellers & National tech categories: None

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None (10) · Albert Graff (4) · Richard Wilcke (4) · Johann Schütte (4) · Paul Frederik Degn (3) · Vassily Rebikov (3) · August Riedinger (3) · Carl Hanschke (2) · Hermann Ruthenberg (2) · Gustav Mees (2) · Comte Antoine Apraxine (2) · Alfred Chiodera (2)
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None (22) · Edward Charles Robert Marks (4) · Johann Schütte (4) · Paul Frederik Degn (3) · August Riedinger (2) · Albert Graff (2) · Hermann Ruthenberg (2) · Gustav Mees (2) · Richard Wilcke (2) · Carl Hanschke (2) · Comte Antoine Apraxine (2) · Vassily Rebikov (2)
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Showing below up to 74 results in range #1 to #74.

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