Drilldown: Patents

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Patents > Applicant firm: None & National tech categories: None & CPCs: None

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Inventor country:
None (1475) · FR (321) · GB (233) · US (205) · DE (166) · RU (26) · HU (24) · ES (21) · AT (19) · NZ (19) · IT (17) · BE (17) · CH (17) · AU (15) · CA (9) · AH (8) · Prussia (7) · NO (7) · NL (6) · Ireland (6)
Applicant firm: (Click arrow to add another value)
Applicant is inventor:
Application number:
None (2519) · navigation (3)
Granted:
Related to aircraft:
Patent agent:
None (2202) · Haseltine, Lake & Co. (23) · Boult, Wade & Tennant (17) · Marks & Clerk (16) · Abel & Imray (13) · None (12) · Herbert Haddan & Co. (11) · W. P. Thompson & Co. (9) · G. F. Redfern & Co. (8) · Henry Hughes (8) · Wheatley & Mackenzie (8) · Brierley & Howard (7) · J. Owden O'Brien (6) · Jensen & Son (6) · Hy. Fairbrother (6) · Boult, Wade & Kilburn (5) · Phillips & Leigh (5) · 1 (5) · Harris & Mills (5)
National tech categories: (Click arrow to add another value)
CPCs: (Click arrow to add another value)
First filing:
Cites these patents:
None (2577) · Patent GB-1914-23502 (2) · Patent GB-1901-346 (2)
Citations from after 1930:

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