Drilldown: Patents

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Patents > Applicant firm: None & Supplementary to patent: None & National tech categories : FR 6.3 or IT 8

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Tech fields:
LTA (121) · navigation (110) · propulsion (109) · airplane (68) · balloon (47) · dirigible (44) · aerostat (41) · None (35) · stability (33) · airship (26) · construction (25) · propeller (25) · propellers (21) · ascension (19) · safety (18) · marine (18) · balloons (17) · wings (15) · design (14) · frame (14)
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None (417)
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Patent agent:
None (249) · Armengaud jeune (21) · 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)
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CPCs:
None (408) · CPC B64B1/00 (46) · CPC B64C2700/6281 (6) · CPC B64C39/00 (5) · CPC B64C33/02 (4) · CPC B64B1/40 (4) · CPC B64C2700/6295 (3) · CPC B64C27/12 (3) · CPC B64C27/04 (3) · CPC B64B1/58 (3) · CPC B64C39/005 (3) · CPC B64C23/005 (2) · CPC B64C31/04 (2) · CPC B64C17/00 (2) · CPC B64C33/00 (2) · CPC B64C11/006 (2) · CPC B64C11/001 (2)
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