Drilldown: Patents

Jump to navigation Jump to search
Patents > Inventors : Richard B. DOUGLAS or None & Applicant person: None

Use the filters below to narrow your results.

Inventors: (Click arrow to add another value)
Applicant person: (Click arrow to add another value)
Applicant is inventor:
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (1710) · Patent SE-1906-23283 (8) · Patent FR-1909-07-01 Société Antoinette (5) · Patent DE-1907-194166 (5) · Patent AT-1913-79244 (5) · Patent DE-1913-290120 (5) · Patent FR-1916-493411 (4) · Patent DE-1910-236694 (4) · Patent AT-1911-58081 (4) · Patent DE-1907-200871 (3) · Patent DE-1907-202942 (3) · Patent AT-1913-67262 (3) · Patent DE-1913-293131 (3) · Patent AT-1913-01-21 Jacob Lohner & Co. (3) · Patent DE-1907-192662 (3) · Patent FR-1910-417513 (3) · Patent SE-1906-25199 (3)
Related to aircraft:
Patent agent:
None (1711) · Dupont et Elluin (16) · Marks & Clerk (13) · Lavoix et Mosès (13) · Hippolyte Josse (12) · Armengaud jeune (11) · L. Chassevent (9) · Gaston Rose (9) · Brandon frères (9) · Edward Evans & Co. (8) · Boramé et Julien (7) · Boult, Wade & Tennant (7) · W. P. Thompson & Co. (7) · M. Zerolo (7) · Louis Tailfer (6) · J. Bonnet-Thirion (5) · Société anonyme Astra Ab [FR] (4) · E. Blétry (4) · Kirkpatrick (4)
National tech categories:
None (1255) · FR 6.4 (143) · HU V/h (113) · AT 77d (56) · DE 77h.5 (52) · DE 77h.9 (19) · DE 77h.6 (18) · DE 77h.15 (15) · USPC 244/139 (14) · DE 77h.4 (13) · USPC 244/147 (12) · USPC 244/142 (11) · BE K (11) · FR 5.8 (11) · USPC 244/153R (9) · IT 8 (9) · USPC 244/149 (7) · DE 37f.8 (7) · USPC 244/53A (7) · FR 5.3 (7)
IPCs:
None (1611) · IPC B64C3/00 (40) · IPC B64C35/00 (26) · IPC B64B1/00 (19) · IPC B64B1/58 (19) · IPC B64C1/00 (17) · IPC B64C25/00 (11) · IPC B64C17/00 (9) · IPC B64D7/02 (8) · IPC B64C11/00 (7) · IPC B64C3/38 (7) · IPC B64B1/64 (7) · IPC B64C3/56 (7) · IPC B64C9/00 (6) · IPC B64B1/40 (6) · IPC B64C39/00 (6) · IPC B64C3/54 (6) · IPC B64B1/22 (5) · IPC B64C13/00 (5)
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)

G

P


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