Drilldown: Patents

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Patents > Office : DE or SE & Applicant is inventor : No or Yes & Related to aircraft: 1 & IPCs: None & CPCs: None & Number of figures: None

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Office: (Click arrow to add another value)
Inventors:
None (5) · Albert Graff (2) · Edward Joel Pennington (2) · Richard Wilcke (2)
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Applicant is inventor: (Click arrow to add another value)
Tech fields:
LTA (24) · balloon (10) · propulsion (8) · airplane (7) · gas (7) · navigation (7) · propeller (7) · instrument (6) · parachute (6) · motor (5) · ICE (4) · subsystem (4) · safety (4) · compartments (3) · frame (3) · None (3) · design (3) · stability (3) · airship (3)
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Related to aircraft: (Click arrow to add another value)
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CPCs: (Click arrow to add another value)
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Cites these patents:
Citations from after 1930:
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Showing below up to 64 results in range #1 to #64.

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