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Patents > National tech categories : FR 6.2 or FR 6.3 & Number of claims: None

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Tech fields:
LTA (127) · navigation (126) · propulsion (115) · balloon (52) · aerostat (49) · dirigible (40) · airplane (32) · propellers (30) · airship (27) · construction (24) · None (23) · balloons (23) · safety (20) · stability (18) · ascension (16) · marine (16) · dirigibles (14) · electricity (12) · parachute (11)
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None (417)
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Supplementary to patent:
None (375) · Patent FR-1841-9265 (6) · Patent FR-1878-124576 (3) · Patent FR-1881-142748 (3) · Patent FR-1907-377174 (3) · Patent FR-1898-275602 (2) · Patent FR-1881-143296 (2) · Patent FR-1897-271948 (2) · Patent DE-1892-73603 (2) · Patent FR-1883- (2) · Patent FR-1893-228892 (2) · Patent FR-1893-233439 (2) · Patent FR-1892-225358 (2) · Patent FR-1890-205155 (2) · Patent FR-1891-217128 (2)
Related to aircraft:
Patent agent:
None (197) · Armengaud jeune (21) · Chassevent (20) · Blétry aîné (17) · Desnos (15) · Société Marillier et Robelet (12) · Armengaud aîné (10) · Dieuaide (9) · Dumas (8) · Société Louis Gudman et Cie (7) · Casalonga (7) · Émile Barrault (6) · Thirion (6) · Weismann et Marx (6) · Josse (5) · Société Matray frères (5)
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CPCs:
None (408) · CPC B64B1/00 (28) · CPC B64C11/006 (4) · CPC B64B1/58 (3) · CPC B64C11/001 (3) · CPC B64B1/40 (3) · CPC B64C39/005 (2) · CPC B64C39/00 (2) · CPC B64C33/02 (2) · CPC B64C2700/6295 (2) · CPC B64C2700/6281 (2) · CPC B64C11/16 (2) · CPC B64C11/005 (2) · CPC B64C13/04 (2)
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