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Patents > Inventor country : US or Württemberg & Number of figures: 6-7

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Tech fields:
None (89) · airplane (89) · frame (81) · LTA (57) · propulsion (55) · propeller (48) · navigation (39) · stability (37) · rudder (31) · hybrid (28) · control (22) · flapping (21) · landing (21) · wheels (21) · marine (20) · helicopter (20) · design (19) · construction (19) · airship (19) · propellers (18)
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Supplementary to patent:
None (398) · Patent US-1913-1094989 (3) · Patent US-1912-1062545 (3) · Patent US-1906-872334 (2) · Patent US-1917-1288867 (2) · Patent US-1917-1283607 (2) · Patent US-1911-1030764 (2) · Patent US-1911-1011761 (2) · Patent US-1910-1003605 (2) · Patent US-1908-922952 (2) · Patent US-1910-999125 (2)
Related to aircraft:
Patent agent:
None (95) · Munn & Co. (39) · Victor J. Evans (23) · None (10) · John P. Tarbox (8) · Marks & Clerk (7) · J. S. Withers & Spooner (5) · C. A. Snow & Co. (4) · Randolph, Jr. (4) · J. S. Withers (3) · Herbert H. Thompson (3) · Wiedersheim & Fairbanks (3) · A. M. Wilson (3) · Briesen & Knauth (3) · Brandon frères (3) · E. G. Siggers (3)
Assigned to:
None (405) · Sperry Gyroscope Company (3)
IPCs:
None (290) · IPC B64C39/00 (14) · IPC B64C33/00 (10) · IPC B64B1/00 (10) · IPC B64C13/00 (9) · IPC B64C25/00 (9) · IPC B64C17/00 (8) · IPC B64C1/00 (8) · IPC B64C3/00 (7) · IPC B64C3/38 (6) · IPC B64C23/00 (5) · IPC B64C29/00 (4) · IPC B64C27/04 (4) · IPC B64C31/00 (3) · IPC B64C11/04 (3) · IPC B64C35/00 (3) · IPC F42B10/00 (3)
CPCs:
CPC B64C13/00 (31) · CPC B64C17/00 (28) · CPC B64C23/005 (27) · None (25) · CPC B64B1/00 (25) · CPC B64C2700/6295 (20) · CPC B64C33/02 (19) · CPC B64C3/385 (19) · CPC B64C39/005 (15) · CPC B64C11/006 (12) · CPC B64C27/54 (12) · CPC B64C39/08 (12) · CPC B64C35/00 (9) · CPC B64C11/04 (7) · CPC B64C11/48 (6) · CPC Y02E10/72 (6) · CPC B64C39/00 (6) · CPC B64C9/00 (6) · CPC B64C27/82 (6)
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Citations from after 1930:
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