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Patents > Office : FR or NL & Number of diagram pages: None

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Office: (Click arrow to add another value)
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Supplementary to patent:
None (2196) · Patent FR-1841-9265 (6) · Patent FR-1881-142748 (3) · Patent FR-1861-51979 (3) · Patent FR-1878-124576 (3) · Patent FR-1880-139386 (3) · Patent FR-1890-205155 (3) · Patent FR-1836-5429 (3)
Related to aircraft:
Patent agent:
None (1982) · Armengaud jeune (31) · Chassevent (19) · Desnos (19) · Blétry aîné (18) · Armengaud aîné (14) · Société Marillier et Robelet (12) · Jules Mathieu (10) · J. Bonnet-Thirion (9) · Dieuaide (9) · Thirion (8) · Dumas (8) · Casalonga (8) · Société Louis Gudman et Cie (8) · Josse (6) · Émile Barrault (6) · Armand Ricordeau (6)
National tech categories:
None (1428) · FR 6.3 (419) · FR 6.4 (312) · FR 5 (133) · FR 6 (32) · FR 6.2 (16) · NL 62 (14) · FR 3 (12) · FR 20 (12) · FR 2 (9) · FR 20.1 (5) · FR 5.8 (4) · FR 6.3? (4) · FR 15 (4) · FR 12 (4) · FR 5.3 (3) · NL 62.6 (3) · FR 3.2 (3) · FR 12.3 (3) · FR 10.1 (3)
IPCs:
None (2090) · IPC B64B1/00 (81) · IPC B64B1/58 (52) · IPC B64C17/00 (21) · IPC B64C39/00 (19) · IPC B64C1/00 (16) · IPC B64B1/62 (11) · IPC B64B1/40 (11) · IPC B64C27/04 (9) · IPC B64C23/00 (9) · IPC B64C11/00 (9) · IPC B64C3/38 (5) · IPC B64C3/56 (5) · IPC B64C35/00 (5) · IPC B64D1/04 (5) · IPC B64D35/04 (5)
First filing:
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Citations from after 1930:
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