Drilldown: Patents

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Patents > Office : DK or GB & Granted: Yes & Assigned to : Moteurs Salmson or Sperry Gyroscope Company or None & National tech categories : DE 77 or USPC 244/45R or None & CPCs: None & Cites these patents: None

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Tech fields:
None (1008) · LTA (126) · propulsion (101) · navigation (75) · frame (57) · balloon (54) · propeller (54) · airplane (52) · stability (44) · design (36) · rudder (29) · wings (26) · marine (24) · propellers (24) · hybrid (23) · control (22) · car (22) · subsystem (21) · dirigible (21) · safety (20)
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Supplementary to patent:
None (1296) ·   (5) · Patent NO-1915-12-15 Carl Alfred Johansson (2) · Patent FR-1907-377174 (2) · Patent GB-1912-18166 (2) · Patent CH-1907-41855 (2)
Related to aircraft:
Patent agent:
None (1134) · Haseltine, Lake & Co. (20) · Marks & Clerk (17) · Boult, Wade & Tennant (15) · Abel & Imray (11) · Herbert Haddan & Co. (10) · W. P. Thompson & Co. (9) · Wheatley & Mackenzie (8) · Brierley & Howard (6) · G. F. Redfern & Co. (6) · Hy. Fairbrother (5) · J. Owden O'Brien (5) · Boult, Wade & Kilburn (5) · Jensen & Son (5) · A. M. & William Clark (4) · J. E. Evans-Jackson & Co. (4) · Phillips & Leigh (4) · None (4)
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