Drilldown: Patents

Jump to navigation Jump to search
Patents > Year granted: 1910 - 1919 & Office : CL or DE or DK or IT or NO or US & Tech fields : balloon or propeller or safety & Granted: Yes & Assigned to: None

Use the filters below to narrow your results.

Office: (Click arrow to add another value)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (118)
Granted: (Click arrow to add another value)
Publication date:
Supplementary to patent:
None (310) · Patent GB-1909-12556 (3) · Patent FR-1908-405961 (2) · Patent GB-1908-13809 (2)
Related to aircraft:
Patent agent:
None (184) · Victor J. Evans (12) · Munn & Co. (9) · C. A. Snow & Co. (5) · Watson E. Coleman (4) · Michael J. Stark & Sons (4) · None (4) · R. S. & A. B. Lacey (4) · H. C. Evert & Co. (3) · G. H. Strong (3)
Assigned to: (Click arrow to add another value)
National tech categories:
None (41) · DE 77h.6 (29) · USPC 244/139 (11) · USPC 244/6 (11) · DE 77h.4 (10) · IT 8 (8) · USPC 244/66 (8) · USPC 244/73R (8) · DE 77h.5 (8) · USPC 244/13 (7) · USPC 244/22 (6) · USPC 244/72 (6) · USPC 244/51 (6)
IPCs:
None (259) · IPC B64C11/16 (7) · IPC B64B1/00 (7) · IPC B64C39/00 (6) · IPC B64C33/00 (5) · IPC B64C3/00 (4) · IPC B64B1/58 (3) · IPC B64C27/00 (3) · IPC B64C33/02 (3)
CPCs:
None (49) · CPC B64B1/00 (26) · CPC B64C23/005 (21) · CPC B64C2700/6295 (15) · CPC B64C33/02 (12) · CPC B64C39/005 (10) · CPC B64C39/08 (10) · CPC B64C11/006 (10) · CPC B64B1/58 (9) · CPC B64B1/40 (9) · CPC B64C17/00 (8) · CPC B64C27/82 (7) · CPC B64C13/00 (7) · CPC B64C11/48 (7) · CPC B64B1/62 (6) · CPC B64C33/00 (6)
First filing:
Citations from after 1930:

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)