Drilldown: Patents

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Patents > Filing date: 1900 - 1999 & Patent agent: Haseltine, Lake & Co. & Number of claims: 8-20

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stability (6) · airplane (6) · gyroscope (3) · Automatic stability (3) · propeller (3) · metal (2) · airfoil (2) · marine (2) · magnet (2) · LTA (2) · construction (2) · hybrid (2) · electricity (2)
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