Drilldown: Patents

Jump to navigation Jump to search
Patents > Patent agent : E. E. Vrooman or None & Number of diagram pages: 2

Use the filters below to narrow your results.

Office:
Applicant is inventor:
Tech fields:
airplane (94) · LTA (69) · None (67) · frame (64) · Design (56) · stability (47) · propulsion (44) · propeller (36) · control (36) · navigation (34) · construction (33) · airship (31) · propellers (31) · wings (26) · subsystem (22) · Whole (22) · rudder (20) · balloon (18) · safety (17) · automatic stability (16)
Application number:
None (161)
Granted:
Supplementary to patent:
None (301) · Patent BE-1913-07-12 Joseph de Pierpont de Burnot (2) · Patent GB-1911-2636 (2) · Patent GB-1909-2111 (2) · Patent US-1908-1077750 (2) · Patent FR-1902-328044 (2) · Patent CH-1899-18666 (2) · Patent GB-1887-8255 (2) · Patent US-1913-04-21 George Raymond Lawrence (2)
Related to aircraft:
Patent agent: (Click arrow to add another value)
Assigned to:
None (358) · Goodyear Tire and Rubber Company (3) · Westinghouse Air Spring Company (2) · Curtiss Aeroplane (2)
National tech categories:
None (91) · HU V/h (53) · FR 6.4 (29) · DE 77 (17) · DE 77h.5 (16) · AT 77d (10) · USPC 244/80 (6) · FR 6.3 (6) · DE 77h.9 (5) · DE 77h (4) · USPC 244/51 (4)
IPCs:
None (239) · IPC B64B1/00 (20) · IPC B64C39/00 (18) · IPC B64C11/00 (9) · IPC B64C17/00 (7) · IPC B64C1/00 (6) · IPC B64C33/00 (6) · IPC B64C3/38 (6) · IPC B64C33/02 (5) · IPC B64C23/00 (5) · IPC B64C31/06 (4) · IPC B64C27/04 (4) · IPC B64C31/04 (3) · IPC B64C9/00 (3) · IPC B64C3/00 (3) · IPC B64C13/00 (3) · IPC B64C35/00 (3)
CPCs:
None (126) · CPC B64B1/00 (22) · CPC B64C2700/6295 (17) · CPC B64C13/00 (16) · CPC B64C17/00 (14) · CPC B64C11/006 (11) · CPC B64C3/385 (10) · CPC B64C33/02 (9) · CPC B64C39/00 (9) · CPC B64C39/005 (7) · CPC B64C39/08 (6) · CPC B64C23/005 (6) · CPC B64B1/40 (6) · CPC B64C11/48 (5) · CPC A63H27/08 (5) · CPC B64C25/60 (4) · CPC B64C33/00 (4) · CPC B64C35/00 (4) · CPC B64C31/04 (4)
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)

P


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