Drilldown: Patents

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Patents > Year granted: 1910 - 1919 & Tech fields : Safety or propeller & Patent agent: None

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Office:
Inventors:
None (22) · Nazaire Lacrotte (9) · Christian Lorenzen (7) · Walter Hermann von Mach (5) · Jean Francis Webb (3) · Richard Wilcke (3) · Reinhold Richter (3) · Albert Graff (3) · Louis Coutant Badeau (3)
Applicant person:
None (93) · Nazaire Lacrotte (8) · Christian Lorenzen (3) · Louis Coutant Badeau (3) · Hans Freiherr von Schleinitz (2) · Melvin Vaniman (2) · Spencer Heath (2) · Ugo Antoni (2) · Guido Antoni (2) · Gustav Mees (2) · Walter Herrmann von Mach (2) · Hermann Gothan (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (141)
Granted:
Supplementary to patent:
None (190) · Patent FR-1912-450892 (3) · Patent GB-1908-13809 (3) · Patent DE-1908-250958 (2) · Patent FR-1913-450892.17436 (2) · Patent US-1910-1011683 (2)
Related to aircraft:
Patent agent: (Click arrow to add another value)
National tech categories:
None (32) · DE 77h.6 (24) · FR 6.4 (17) · AT 77d (16) · HU V/h (9) · DE 77h.5 (7) · USPC 244/51 (6) · RU Group V (6) · IT 8 (5) · USPC 244/13 (5) · USPC 244/139 (4) · DE 77h.15 (4) · USPC 244/97 (4) · DE 77h.2 (4) · USPC 2/2.14 (3) · USPC 244/52 (3) · USPC 244/60 (3) · USPC 244/66 (3) · USPC 244/73R (3) · USPC 244/87 (3)
IPCs:
None (161) · IPC B64C11/16 (7) · IPC B64C39/00 (5) · IPC B64B1/00 (3) · IPC B64C17/00 (3) · IPC B64B1/60 (3) · IPC B64B1/62 (3)
CPCs:
None (85) · CPC B64C2700/6295 (10) · CPC B64B1/00 (8) · CPC B64C17/00 (6) · CPC B64B1/62 (6) · CPC B64C39/08 (4) · CPC B64C11/00 (4) · CPC B64C11/006 (4) · CPC B64C11/16 (4) · CPC B64C23/005 (4)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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