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Patents > Application number: None & National tech categories : CH 129b or FR 6.3 & CPCs: None

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navigation (107) · LTA (98) · Propulsion (90) · Airplane (55) · balloon (42) · aerostat (36) · dirigible (34) · Stability (29) · airship (23) · balloons (22) · None (21) · construction (19) · Propellers (19) · frame (18) · design (18) · safety (17) · whole (16) · dirigibles (13) · ascension (12) · propeller (11)
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None (347) · Patent FR-1881-142748 (3) · Patent FR-1878-124576 (3) · Patent DE-1892-73603 (2) · Patent FR-1898-275602 (2) · Patent FR-1897-271948 (2) · Patent FR-1893-233439 (2) · Patent FR-1893-228892 (2) · Patent FR-1892-225358 (2) · Patent FR-1890-205155 (2) · Patent FR-1881-143296 (2) · Patent FR-1891-217128 (2)
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None (156) · Armengaud jeune (19) · Blétry aîné (17) · Desnos (15) · Chassevent (14) · Société Marillier et Robelet (12) · E. Blum & Co. (11) · Armengaud aîné (10) · Dieuaide (9) · E. Imer-Schneider (8) · Dumas (8) · Société Louis Gudman et Cie (7) · Casalonga (6) · Émile Barrault (6) · Josse (5) · Société Matray frères (5) · Thirion (5)
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