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Patents > National tech categories : DE 77h or DE 77h.15 & Number of text pages: 2-9

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Inventors:
None (14) · Emil Lehmann (3) · Louis Blériot (3) · August Riedinger (2) · Sebastian Finsterwalder (2) · Firmin Bousson (2) · François Hennebique (2) · Antoine-Charles Mary (2) · Heinrich Strieffler (2)
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Tech fields:
LTA (29) · None (15) · subsystem (13) · navigation (10) · propulsion (9) · balloon (9) · car (9) · whole (9) · frame (8) · airplane (7) · steering (6) · nacelle (6) · gas (5) · hybrid (5) · piloting (5) · airship (5) · stability (5)
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IPCs:
None (44) · IPC B64B1/58 (6) · IPC B64B1/00 (4) · IPC B64D1/04 (3) · IPC B64B1/64 (3) · IPC B64B1/40 (3) · IPC B64B1/06 (3) · IPC B64B1/22 (2) · IPC B64B1/24 (2) · IPC B64C31/06 (2) · IPC B64C33/02 (2)
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