Drilldown: Patents

Jump to navigation Jump to search
Patents > Inventor location: None & Grant date: 1920 - 1929 & Patent agent: None

Use the filters below to narrow your results.

Office:
Inventor country:
Inventor location: (Click arrow to add another value)
Applicant firm:
None (376) · Rumpler-Werke G.m.b.H. in Berlin-Johannisthal (14) · Dornier Metallbauten (8) · Gothaer Waggonfabrik A. G. (6) · Westinghouse Electric & Manufacturing Company (5) · Moteurs Salmson (5) · Mercur Flugzeugbau (5) · Allgemeine Elektricitäts-Gesellschaft (5) · Österreichische Daimler Motoren A. G. (4) · Luftschiffbau Schütte-Lanz (4) · Luft-Verkehrs-Gesellschaft m.b.H. (4) · Société des Avions Louis Bréguet (4) · AGO Flugzeugwerke G. m. b. H. (4) · Luftfahrzeugbau Schütte-Lanz (4) · Otwi-Werke m.b.H. (3) · Curtiss Aeroplane (3) · Tarbox Safety Aircraft Company (3) · Rumpler-Werke A.-G. in Berlin-Johannisthal (3) · Société anonyme Astra AB (3) · Daimler Motoren-Gesellschaft (3)
Applicant is inventor:
Tech fields:
None (251) · airplane (98) · frame (60) · construction (55) · design (53) · wings (44) · propellers (34) · aerodynamics (26) · subsystem (21) · propeller (18) · biplane (18) · fuselage (18) · control (17) · propulsion (17) · stability (15) · motors (14) · LTA (13) · chassis (12) · lift (12) · airship (12)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (429) · Patent DE-1921-384750 (2) · Patent DE-1916-332540 (2) · Patent FR-1912-455471 (2) · Patent IT-1914- (2)
Related to aircraft:
Patent agent: (Click arrow to add another value)
National tech categories:
None (280) · DE 77h.5 (61) · HU V/h (54) · DE 77h.9 (18) · DE 77h.6 (17) · DE 77h.7 (11) · AT 77d (10) · FR 6.4 (8) · NL 62 (6) · NL 62.7 (3) · RU 62b (3)
IPCs:
None (331) · IPC B64C3/00 (33) · IPC B64C35/00 (12) · IPC B64C13/00 (11) · IPC B64C11/20 (10) · IPC B64C11/00 (10) · IPC B64C1/00 (10) · IPC B64C17/00 (9) · IPC B64C3/18 (8) · IPC B64C9/02 (6) · IPC B64C11/04 (5) · IPC B64C1/06 (5) · IPC B64C3/38 (4) · IPC B64C3/56 (4) · IPC B64C25/00 (4) · IPC B64B1/00 (4)
CPCs:
None (93) · CPC B64C3/00 (50) · CPC B64C13/00 (28) · CPC B64C17/00 (23) · CPC B64C2700/6233 (22) · CPC B64C2700/6235 (21) · CPC B64C2700/6256 (18) · CPC B64C2700/6295 (17) · CPC B64C35/00 (15) · CPC B64C39/00 (15) · CPC B64C3/185 (13) · CPC B64B1/58 (12) · CPC B64C3/18 (11) · CPC B64C11/04 (11) · CPC B64B1/00 (10) · CPC B64C11/20 (10) · CPC B64C2700/6212 (9) · CPC B64C11/00 (9) · CPC B64C2001/0081 (9) · CPC B64C2700/6218 (8)
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)