Drilldown: Patents

Jump to navigation Jump to search
Patents > Tech fields: stability & CPCs : CPC B64C23/005 or CPC B64C33/02 or None

Use the filters below to narrow your results.

Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (292) · 25941D (3)
Granted:
Supplementary to patent:
None (242) · Patent US-1913-04-21 George Raymond Lawrence (6) · Patent GB-1908-4519 (6) · Patent FR-1912-447782 (5) · Patent FR-1909-410140 (5) · Patent GB-1909-26034 (5) · Patent GB-1909-2111 (5) · Patent BE-1911-05-15 Georges de Bothezat (5) · Patent NO-1915-12-15 Carl Alfred Johansson (4) · Patent HU-1901-24148 (4) · Patent AU-1911-510 (4) · Patent FR-1909-399456 (4) · Patent GB-1903-27212 (4) · Patent FR-1905-361570 (3)
Related to aircraft:
Patent agent:
None (255) · Haseltine, Lake & Co. (6) · Henry Hughes (5) · Schwab (4) · Raclot (4) · Marks & Clerk (4) · E. Blum & Co. (4) · A. Wunderlich & Cie, Ingénieurs-Conseils (3) · E. et G. Bede (3) · H. Kirchhofer (3)
National tech categories:
None (96) · HU V/h (55) · BE K (38) · AT 77d (30) · IT 8 (19) · FR 6.4 (17) · CH 129b (17) · FR 6.3 (12) · DK 77 (11) · DE 77 (10) · AU 90.3 (9) · USPC 244/6 (7) · GB 4 propel & steer (5) · RU Group V (5) · USPC 244/22 (5) · DE 77h.5 (4) · GB 4 aëroplanes (4) · DE 77h (4) · USPC 244/80 (4)
CPCs: (Click arrow to add another value)
First filing:
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)

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