Drilldown: Patents

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Patents > Office : BE or CA or CU & Tech fields : Safety or balloon or control

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Office: (Click arrow to add another value)
Inventors:
J. Buegman (2) · Nazaire Lacrotte (2) · Joseph de Pierpont de Burnot (2) · Joseph Wetterwald (2) · E. Amichaud (2) · de Burbure (2) · N. Rousselle (2) · Comte Antoine Apraxine (2) · V. Hoppe (2) · Alexander Blair Thaw (2)
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None (8) · Comte Antoine Apraxine (2) · J. Buegman (2) · E. Amichaud (2) · N. Rousselle (2) · Joseph Wetterwald (2) · Joseph de Pierpont de Burnot (2) · de Burbure (2) · V. Hoppe (2) · Alexander Blair Thaw (2)
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Citations from after 1930:
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Showing below up to 89 results in range #1 to #89.

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