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Patents > National tech categories : FR 5 or FR 6.3 or USPC 244/22

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None (518)
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Supplementary to patent:
None (579) · Patent FR-1881-142748 (3) · Patent FR-1878-124576 (3) · Patent FR-1907-377174 (2) · Patent FR-1902-326476 (2) · Patent FR-1902-317598 (2) · Patent FR-1901-317232 (2) · Patent FR-1898-275602 (2) · Patent FR-1850-10514 (2) · Patent FR-1893-233439 (2) · Patent FR-1893-228892 (2) · Patent FR-1891-217128 (2) · Patent FR-1890-205155 (2) · Patent FR-1883- (2) · Patent FR-1881-143296 (2) · Patent FR-1909-420004 (2) · Patent FR-1897-271948 (2) · Patent FR-1892-225358 (2) · Patent DE-1892-73603 (2)
Related to aircraft:
Patent agent:
None (306) · Armengaud jeune (26) · Chassevent (23) · None (15) · Blétry aîné (15) · Desnos (14) · Société Marillier et Robelet (13) · Armengaud aîné (10) · Hippolyte Josse (8) · Dumas (7) · Société Louis Gudman et Cie (7) · Émile Barrault (6) · Casalonga (6) · Jules Mathieu (6) · Munn & Co. (6) · Dieuaide (6)
National tech categories: (Click arrow to add another value)
IPCs:
None (548) · IPC B64B1/00 (51) · IPC B64C33/02 (16) · IPC B64C33/00 (13) · IPC B64C39/00 (12) · IPC B64C11/00 (7) · IPC B64B1/58 (6) · IPC B64C27/04 (6) · IPC B64B1/40 (5) · IPC B64C23/00 (4) · IPC B64C31/06 (3) · IPC B64C17/00 (3) · IPC B64C31/04 (2) · IPC B64C1/00 (2) · IPC B64C13/02 (2)
CPCs:
None (495) · CPC B64C33/02 (74) · CPC B64B1/00 (51) · CPC B64C39/005 (6) · CPC B64B1/58 (6) · CPC B64B1/40 (5) · CPC B64C39/00 (5) · CPC B64C33/00 (5) · CPC B64C2700/6281 (5) · CPC B64C23/005 (4) · CPC B64C27/12 (3) · CPC B64C17/00 (3) · CPC A63H27/08 (3) · CPC B64C2700/6295 (3) · CPC B64C11/001 (3)
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