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Patents > National tech categories : DE 77h.15 or GB 4 propel & steer

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Inventors:
None (17) · Heinrich Strieffler (4) · Ernest Wilson (3) · Louis Blériot (3) · James Grieve Lorrain (3) · Gustav Koch (2) · Octave Chanute (2) · John MacHaffie (2) · John Marshall (2) · Patrick Young Alexander (2) · Adolphe Clément-Bayard (2) · Charles John Evans (2) · Erhard Brunsmann (2) · Gottlieb Krebs? (2) · Hiram Stevens Maxim (2)
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Applicant person:
None (79) · Heinrich Strieffler (4) · Alfred Julius Boult (2)
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Tech fields:
propulsion (40) · LTA (40) · navigation (30) · propeller (23) · subsystem (23) · car (18) · rudder (15) · marine (13) · frame (13) · electricity (13) · airplane (11) · heavier-than-air (10) · landing (10) · balloon (9) · flapping (8) · military (8) · nacelle (8) · stability (8) · safety (8)
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