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Patents > Office : DE or FR & CPCs: None & Number of figures: None

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Supplementary to patent:
None (1235) · Patent FR-1841-9265 (6) · Patent FR-1836-5429 (3) · Patent FR-1890-205155 (3) · Patent FR-1881-142748 (3) · Patent FR-1880-139386 (3) · Patent FR-1861-51979 (3) · Patent FR-1878-124576 (3)
Related to aircraft:
Patent agent:
None (1041) · Armengaud jeune (24) · Desnos (19) · Blétry aîné (18) · Chassevent (15) · Armengaud aîné (14) · Société Marillier et Robelet (12) · Jules Mathieu (11) · Dieuaide (9) · Société Louis Gudman et Cie (8) · Thirion (8) · Dumas (8) · Casalonga (7) · Émile Barrault (6) · Armand Ricordeau (6) · Josse (6) · Nauhardt (5) · Blétry frères (5) · Société Matray frères (5) · Albert Cahen (5)
National tech categories:
None (622) · FR 6.3 (396) · FR 5 (133) · FR 6.4 (38) · FR 6 (33) · DE 77 (16) · DE 77h (12) · FR 3 (12) · FR 20 (12) · FR 6.2 (10) · DE 77h.5 (10) · FR 2 (8) · DE 77h.15 (7) · DE 77h.4 (6) · DE 77h.3 (5) · DE 77h.6 (5) · FR 6.3? (4) · FR 12 (4) · DE 46c.5 (4) · FR 15 (4)
CPCs: (Click arrow to add another value)
First filing:
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Number of text pages:
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