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Patents > Tech fields : Wings or propeller & Number of claims: 7-15

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Office:
Inventors:
None (5) · Edmund Sparmann (4) · Franz Xaver Wels (3) · Thomas Augustus Dring (3) · Burrell Cannon (3) · Francis Alexander Barton (3) · Eugene F. Falconnet (3) · Charles Arthur Wragg (3)
Inventor country:
Applicant person:
None (33) · Edmund Sparmann (4) · Charles Arthur Wragg (3) · Eugene F. Falconnet (3) · Franz Xaver Wels (3)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (62)
Granted:
Supplementary to patent:
None (150) · Patent AU-1914-14892 (3) · Patent GB-1909-12556 (3) · Patent US-1909-970771 (2) · Patent US-1904-876125 (2) · Patent US-1916-1208684 (2) · Patent AT-1912-75092 (2)
Related to aircraft:
Patent agent:
None (45) · Munn & Co. (7) · Haseltine, Lake & Co. (5) · Marks & Clerk (5) · None (4) · Jensen & Son (3) · Michael J. Stark & Sons (3) · E. Blétry (3) · W. D. Rowlingson (3)
National tech categories:
None (71) · FR 6.4 (18) · HU V/h (7) · AT 77d (5) · USPC 244/66 (5) · USPC 244/25 (4) · GB 4 propel & steer (4) · USPC 244/87 (4) · USPC 244/80 (4)
IPCs:
None (128) · IPC B64C3/00 (7) · IPC B64C33/00 (6) · IPC B64C33/02 (5) · IPC B64C17/00 (5) · IPC B64C39/00 (5) · IPC B64B1/00 (4) · IPC B64C11/04 (3) · IPC B64C1/00 (3) · IPC B64C35/00 (2) · IPC B64B1/58 (2) · IPC B64C31/04 (2) · IPC B64C3/56 (2) · IPC B64C3/54 (2) · IPC B64C3/48 (2) · IPC B64C3/38 (2) · IPC B64C21/02 (2) · IPC B64C3/18 (2)
CPCs:
None (49) · CPC B64B1/00 (14) · CPC B64C17/00 (11) · CPC B64C23/005 (10) · CPC B64C3/00 (9) · CPC B64C39/00 (6) · CPC B64C33/00 (6) · CPC B64C2700/6295 (6) · CPC B64C2700/6233 (5) · CPC B64C33/02 (5) · CPC B64C13/00 (5) · CPC B64C39/08 (5) · CPC B64C39/005 (5) · CPC B64C3/385 (4) · CPC B64C2700/6218 (3) · CPC B64C11/006 (3) · CPC B64C11/04 (3) · CPC B64C21/02 (3) · CPC B64C3/56 (3) · CPC B64C11/48 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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