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Patents > Applicant person : Joseph Hofmann or None & Tech fields: propulsion & Number of text pages: None

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Inventors:
None (6) · Matthew Piers Watt Boulton (3) · Richard Boyman-Boyman (3) · Antoine-Padoue Filippi (3) · E. J. Delaurier (3)
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Patent agent:
None (194) · Desnos (3) · J.H. Johnson (2) · Digeon (2) · G. F. Redfern & Co. (2) · Haseltine, Lake & Co. (2) · 0 (2) · Armand Ricordeau (2)
National tech categories:
None (90) · FR 6.3 (35) · IT 8 (24) · GB 4 propel & steer (15) · GB 4 without buoyant (11) · FR 5 (10) · GB 4 with buoyant (9) · GB 4 (9) · FR 6 (5) · GB 4 aërostats (4) · FR 6.4 (4) · GB 4 aëroplanes (3) · FR 6.3? (3) · FR 3 (3)
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