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Patents > Supplementary to patent: None & National tech categories : FR 6.3 or GB 4 without buoyant

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LTA (113) · propulsion (106) · navigation (104) · balloon (46) · aerostat (41) · dirigible (40) · airplane (35) · construction (26) · airship (26) · None (25) · stability (25) · propellers (20) · frame (18) · ascension (18) · safety (18) · propeller (17) · balloons (17) · design (14) · dirigibles (12)
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None (349)
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None (172) · Armengaud jeune (23) · Chassevent (20) · Blétry aîné (14) · None (13) · Desnos (13) · Société Marillier et Robelet (8) · Armengaud aîné (8) · Dumas (7) · Société Matray frères (6) · Hippolyte Josse (6) · Thirion (5) · Josse (5) · Dieuaide (5) · C. Blétry (5) · Société Thirion et Bonnet (4) · Société Louis Gudman et Cie (4) · Fayollet (4) · Blétry frères (4)
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CPCs:
None (338) · CPC B64B1/00 (46) · CPC B64C33/02 (6) · CPC B64C2700/6281 (5) · CPC B64C39/00 (5) · CPC B64B1/40 (4) · CPC B64C2700/6295 (3) · CPC B64C27/12 (3) · CPC B64C27/04 (3) · CPC B64C23/005 (3) · CPC B64B1/58 (3) · CPC B64C39/005 (3) · CPC A63H27/08 (3) · CPC B64C11/001 (2) · CPC B64C2700/6273 (2) · CPC B64C11/006 (2) · CPC B64C33/00 (2) · CPC B64C17/00 (2) · CPC B64C31/04 (2)
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