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Patents > Office : ?? or DE or ES & Tech fields: balloon

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None (16) · Leonardo Torres Quevedo (5) · August Riedinger (3) · Comte Antoine Apraxine (3) · Henry Boinet (3) · Walter Hermann von Mach (2) · Richard Wilcke (2) · Sebastian Finsterwalder (2) · Albert Graff (2)
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Showing below up to 105 results in range #1 to #105.

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