Drilldown: Patents

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Patents > Grant date: 1910 - 1919 & Family year: 1909 & Number of claims: 2-4

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None (287) · Colorado (2) · Seine (2) · Pittsburgh (2) · PA (2) · Nord (2) · Massachusetts (2) · Allegheny county, Pennsylvania (2) · Denver, Colorado (2) · Denver county, CO (2) · Yorkshire (2) · Budapest (2)
Applicant is inventor:
Tech fields:
Airplane (115) · design (63) · Frame (63) · stability (59) · None (43) · construction (43) · propellers (40) · propulsion (39) · LTA (37) · control (34) · Subsystem (30) · propeller (29) · navigation (28) · rudder (28) · wings (26) · Whole (23) · lift (21) · Automatic stability (21) · takeoff (16) · landing (16)
Filing date:
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Application number:
None (72) · 191002298D (2) · 191024400D (2) · GBD190926441, 190926441D (2)
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Supplementary to patent:
None (190) · Patent FR-1909-403985 (4) · Patent US-1909-970771 (4) · Patent FR-1909-408057 (3) · Patent DE-1909-226609 (3) · Patent DE-1909-02-25 Hugo Erdmann (3) · Patent FR-1909-410140 (3) · Patent GB-1909-2111 (3) · Patent FR-1909-408197 (3) · Patent FR-1909-402649 (3)
Related to aircraft:
Patent agent:
None (80) · Armengaud jeune (16) · Marks & Clerk (15) · Boult, Wade & Tennant (11) · Charles Dony (7) · Schwab (7) · Herbert Haddan & Co. (7) · L. Chassevent (6) · E. Blétry (5) · None (5) · G. de Mestral et F. Harlé (4) · Haseltine, Lake & Co. (4) · Johnsons & Willcox (4)
National tech categories:
None (119) · FR 6.4 (75) · HU V/h (24) · AT 77d (10) · USPC 244/17.15 (4) · FR 6.2 (4) · USPC 244/70 (3) · USPC 244/65 (3) · USPC 244/17.21 (3) · USPC 244/6 (3)
IPCs:
None (110) · IPC B64C39/00 (23) · IPC B64C17/00 (23) · IPC B64C1/00 (16) · IPC B64C13/00 (10) · IPC B64B1/00 (8) · IPC B64C3/38 (8) · IPC B64C35/00 (8) · IPC B64C3/00 (7) · IPC B64C11/00 (7) · IPC B64C25/00 (6) · IPC B64C23/00 (6) · IPC B64B1/58 (6) · IPC B63H1/12 (5) · IPC B64B1/62 (5) · IPC B64C27/04 (4) · IPC B64C3/56 (4) · IPC B64C33/00 (4) · IPC B64C11/16 (4)
CPCs:
None (53) · CPC B64C17/00 (25) · CPC B64C13/00 (16) · CPC B64C39/00 (15) · CPC B64C23/005 (13) · CPC B64C2700/6295 (12) · CPC B64C3/385 (8) · CPC B64B1/00 (8) · CPC B64C2700/6218 (8) · CPC B64C35/00 (8) · CPC B64C3/56 (7) · CPC B64C39/005 (7) · CPC B64C3/00 (7) · CPC B64C11/006 (6) · CPC B64C2700/6256 (6) · CPC B64C2700/6212 (6) · CPC B64B1/58 (6) · CPC B64C33/02 (6)
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Citations from after 1930:
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