Drilldown: Patents

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Patents > Tech fields: propeller & National tech categories: None & Citations from after 1930: None

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Office:
Inventors:
None (13) · Thomas Augustus Dring (6) · Christian Lorenzen (3) · Francis Alexander Barton (3) · Rupert John Isaacson (3) · Edward Joel Pennington (3) · Spencer Heath (3) · John Anderson (2) · Hiram Stevens Maxim (2) · Léon Bot (2) · Eugène Lallemand (2) · Josef Deixler (2) · Eugene F. Falconnet (2) · André Gambin (2) · Andrew John Fredrikson (2) · Guido Antoni (2) · Antoine-Padoue Filippi (2) · Ugo Antoni (2) · Richard Czygan (2) · Lucile Marcel (2)
Applicant person:
None (93) · Christian Lorenzen (3) · Spencer Heath (3) · Thomas Augustus Dring (2) · Hiram Stevens Maxim (2) · Guido Antoni (2) · William Robert Lake (2) · Antoine-Padoue Filippi (2) · Francis Alexander Barton (2) · Ugo Antoni (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (126)
Granted:
Supplementary to patent:
None (133) · Patent GB-1909-12556 (4) · Patent DE-1913-293131 (2) · Patent DE-1893-73799 (2) · Patent DE-1907-194165 (2)
Related to aircraft:
Patent agent:
None (85) · Haseltine, Lake & Co. (8) · Jensen & Son (6) · W. D. Rowlingson (3) · Henry Hughes (3) · Phillipss (3) · Abel & Imray (3) · Wheatley & Mackenzie (3) · Marks & Clerk (2) · Edward Evans & Co. (2) · Armengaud jeune (2) · W. P. Thompson & Co. (2) · 0 (2) · J. E. Evans-Jackson & Co. (2) · R. E. P. Craven (2)
National tech categories: (Click arrow to add another value)
CPCs:
None (98) · CPC B64C11/006 (12) · CPC B64C23/005 (6) · CPC B64B1/00 (6) · CPC B64C11/065 (4) · CPC B63H1/04 (4) · CPC B63H1/12 (4) · CPC B64C11/48 (4) · CPC B64C27/12 (3) · CPC B64D7/02 (3) · CPC B64C11/36 (3) · CPC B64C11/16 (3) · CPC B64C2700/6274 (3) · CPC B64C11/04 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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