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Patents > CPCs : CPC B64B1/00 or CPC B64C2700/6281 & Number of figures: 1-6

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None (316) · Pittsburgh (3) · Allegheny county, Pennsylvania (3) · PA (3) · Seine (3) · Minneapolis, Minnesota (2) · Minnesota (2) · New York (2) · London (2) · Westminster (2) · San Diego (2) · Hennepin county (2) · California (2)
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Tech fields:
LTA (230) · propulsion (75) · balloon (73) · frame (69) · navigation (61) · dirigible (45) · airship (43) · hybrid (41) · propeller (38) · construction (34) · design (34) · helicopter (32) · stability (31) · airplane (30) · None (24) · car (24) · balloons (22) · rudder (19) · rigid (18)
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Supplementary to patent:
None (269) · Patent IT-1913- (2) · Patent FR-1913-467415 (2) · Patent FR-1913-472867 (2) · Patent FR-1908-407090 (2) · Patent FR-1907-382794 (2) · Patent FR-1902-317598 (2) · Patent ES-1906-38692 (2) · Patent FR-1911-438580 (2) · Patent DE-1911-258741 (2) · Patent US-1914-1108113 (2) · Patent BE-1912-07-11 Maiche et Legras (2) · Patent US-1911-1011761 (2)
Related to aircraft:
Patent agent:
None (75) · None (18) · Munn & Co. (13) · Marks & Clerk (8) · Chassevent (8) · Borame et Julien (8) · Haseltine, Lake & Co. (8) · Hippolyte Josse (7) · Armengaud jeune (7) · Lavoix et Mosès (6) · C. Blétry (6) · Abel & Imray (6) · G. de Mestral et F. Harlé (5) · Dupont et Elluin (4) · Brandon frères (4) · Boult, Wade & Tennant (4) · J. Bonnet-Thirion (4) · Ad. Sturm (4)
National tech categories:
FR 6.4 (124) · None (75) · FR 6.3 (38) · USPC 244/30 (21) · USPC 244/28 (15) · DE 77 (14) · USPC 244/25 (12) · USPC 244/26 (11) · DE 77h.2 (8) · USPC 24/713.8 (5) · USPC 244/29 (5) · USPC 244/67 (4) · USPC 244/125 (3) · DE 77h.6 (3)
CPCs: (Click arrow to add another value)
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