Drilldown: Patents

Jump to navigation Jump to search
Patents > National tech categories : CA 244/23 or DE 77 or FR 6.3

Use the filters below to narrow your results.

Office:
Applicant is inventor:
Tech fields:
LTA (240) · navigation (163) · propulsion (162) · balloon (91) · dirigible (62) · aerostat (52) · airship (50) · Airplane (42) · None (39) · stability (38) · construction (34) · frame (33) · propeller (31) · balloons (30) · ascension (27) · propellers (26) · safety (26) · control (25) · car (24) · parachute (21)
Full specification filed date:
Application number:
None (569)
Granted:
Supplementary to patent:
None (554) · Patent FR-1907-377174 (3) · Patent FR-1881-142748 (3) · Patent FR-1878-124576 (3)
Related to aircraft:
Patent agent:
None (358) · Armengaud jeune (26) · Chassevent (25) · Blétry aîné (17) · Desnos (15) · Société Marillier et Robelet (14) · Armengaud aîné (12) · None (9) · Dieuaide (9) · Dumas (8) · Hippolyte Josse (8) · Casalonga (7) · Société Louis Gudman et Cie (7) · Société Matray frères (6) · Émile Barrault (6) · C. Blétry (6) · Société Thirion et Bonnet (5) · Josse (5) · Weismann et Marx (5) · Thirion (5)
National tech categories: (Click arrow to add another value)
IPCs:
None (497) · IPC B64B1/00 (63) · IPC B64C33/02 (20) · IPC B64C39/00 (13) · IPC B64B1/40 (12) · IPC B64B1/58 (11) · IPC B64C27/04 (10) · IPC B64C11/00 (10) · IPC B64C23/00 (8) · IPC B64C31/06 (5) · IPC B64C31/04 (3) · IPC B64C17/00 (3) · IPC B64B1/06 (3)
CPCs:
None (479) · CPC B64B1/00 (70) · CPC B64C33/02 (22) · CPC B64B1/40 (16) · CPC B64B1/58 (10) · CPC B64C23/005 (9) · CPC B64C2700/6281 (7) · CPC B64C39/005 (7) · CPC B64C33/00 (6) · CPC B64C2700/6273 (6) · CPC B64C39/00 (5) · CPC B64C11/001 (4) · CPC B64C27/12 (4) · CPC A63H27/08 (4) · CPC B64C11/006 (4)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

Showing below up to 250 results in range #1 to #250.

View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)

P


View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)