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Patents > Office : DEG or GB or US or Other & Inventor country : GB or MX & Tech fields : balloon or propeller

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Office: (Click arrow to add another value)
Inventors:
Thomas Augustus Dring (12) · Christian Lorenzen (8) · Hiram Stevens Maxim (4) · Francis Alexander Barton (3) · Rupert John Isaacson (3) · Harry Martin Middleton (3)
Inventor country: (Click arrow to add another value)
Applicant person:
None (58) · Christian Lorenzen (7) · Thomas Augustus Dring (5) · Hiram Stevens Maxim (3) · William Cowell Sly (2) · Robert Cooke Sayer (2) · Aladar de Bajza (2) · George Sutherland Dodman (2) · Frederick William Zimer (2) · Francis Alexander Barton (2) · Edwin Richard Mumford (2) · Hugh Bell (2) · Estanislao Caballero de los Olivos (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (83)
Granted:
Related to aircraft:
Patent agent:
None (60) · Haseltine, Lake & Co. (4) · Marks & Clerk (4) · W. D. Rowlingson (3) · Phillipss (3) · R. E. P. Craven (2) · 0 (2) · Herbert W. T. Jenner (2) · Henry Hughes (2) · Brewer & Son (2) · Boult, Wade & Tennant (2) · Arthur Otto Sachse (2)
National tech categories:
None (69) · GB 4 propel & steer (8) · FR 6.4 (5) · DE 77h.6 (5) · GB 4 without buoyant (4) · GB 4 framework (4) · GB 4 starting (4) · GB 4 aërostats (3) · GB 4 with buoyant (3) · USPC 244/72 (3) · USPC 244/25 (2) · GB 4 aëroplanes (2) · GB 4 motors (2) · USPC 244/66 (2) · AU 90.3 (2) · AU 90.5 (2) · DK 77 (2)
First filing:
Citations from after 1930:
Number of diagram pages:

Showing below up to 142 results in range #1 to #142.

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