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Patents > Supplementary to patent: None & National tech categories: FR 6.3

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Tech fields:
LTA (111) · navigation (99) · propulsion (92) · balloon (45) · aerostat (41) · Dirigible (41) · Airplane (32) · airship (26) · construction (24) · stability (23) · None (21) · propellers (21) · ascension (17) · balloons (17) · safety (16) · dirigibles (12) · instrument (11) · steering (11)
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None (328)
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Patent agent:
None (157) · Armengaud jeune (22) · Chassevent (20) · Blétry aîné (14) · Desnos (13) · Société Marillier et Robelet (9) · None (9) · Armengaud aîné (8) · Dumas (7) · Société Matray frères (6) · Dieuaide (6) · Hippolyte Josse (6) · Josse (5) · C. Blétry (5) · Société Louis Gudman et Cie (5) · Thirion (5) · Fayollet (4) · Blétry frères (4) · Société Thirion et Bonnet (4) · Casalonga (4)
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CPCs:
None (318) · CPC B64B1/00 (46) · CPC B64C2700/6281 (6) · CPC B64C39/00 (5) · CPC B64B1/40 (4) · CPC B64C33/02 (4) · CPC B64C39/005 (3) · CPC B64C2700/6295 (3) · CPC B64C27/04 (3) · CPC B64B1/58 (3) · CPC B64C27/12 (3) · CPC B64C23/005 (2) · CPC B64C11/001 (2) · CPC B64C11/006 (2) · CPC B64C31/04 (2) · CPC B64C33/00 (2) · CPC B64C17/00 (2)
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