Drilldown: Patents

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Patents > Applicant firm: None & Application number: None & National tech categories : FR 6.3 or IT 8

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LTA (129) · navigation (126) · propulsion (113) · airplane (79) · balloon (57) · dirigible (40) · aerostat (38) · None (35) · stability (32) · marine (24) · airship (24) · balloons (23) · propeller (22) · frame (22) · construction (19) · whole (18) · propellers (17) · ascension (17) · safety (16) · design (15)
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None (417) · Patent FR-1902-326727 (3) · Patent FR-1881-142748 (3) · Patent FR-1878-124576 (3) · Patent DE-1892-73603 (2) · Patent FR-1898-275602 (2) · Patent FR-1893-233439 (2) · Patent FR-1893-228892 (2) · Patent FR-1892-225358 (2) · Patent FR-1891-217128 (2) · Patent FR-1890-205155 (2) · Patent FR-1881-143296 (2) · Patent IT-1902-65889 (2) · Patent DE-1894-76727 (2) · Patent FR-1897-271948 (2)
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None (299) · Armengaud jeune (18) · Blétry aîné (17) · Desnos (15) · Chassevent (15) · Société Marillier et Robelet (12) · Armengaud aîné (11) · Dieuaide (9) · Dumas (8) · Société Louis Gudman et Cie (7) · Casalonga (6) · Émile Barrault (6) · Société Matray frères (5) · Josse (5) · Thirion (5) · Blétry frères (4) · Fayollet (4) · Nauhardt (4)
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