Drilldown: Patents

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Patents > Application number: None & Supplementary to patent : Patent GB-1909-12556 or None & National tech categories: None

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Inventor country:
None (2100) · US (321) · GB (257) · FR (250) · DE (160) · RU (22) · HU (18) · NZ (17) · ES (16) · IT (14) · BE (13) · AT (11) · CH (10) · AU (9) · SE (7) · Prussia (7) · NO (6) · Ireland (5)
Applicant firm:
None (3179) · Aktiebolaget Aviatorer (3) · Sperry Gyroscope Company (3) · Motorluftschiff Studiengesellschaft m.b.H (3) · Magneso Calcite Fire-Proof Company (2) · Luftfahrzeugbau Schütte-Lanz (2) · Luft-Verkehrs-Gesellschaft m.b.H. (2) · British and Colonial Aeroplane Co. (2) · Dewey Corporation (2)
Applicant is inventor:
Application number: (Click arrow to add another value)
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Supplementary to patent: (Click arrow to add another value)
Assigned to:
None (3187) · Sperry Gyroscope Company (4) · Magneso Calcite Fire-Proof Company (2) · Syracuse, NY (2) · Dewey Corporation (2)
National tech categories: (Click arrow to add another value)
IPCs:
None (3071) · IPC B64D27/00 (7) · IPC B64B (5) · IPC B64D17/00 (5) · IPC B64C33/02 (4) · IPC B64D35/04 (4) · IPC B64C17/00 (4) · IPC B64C1/00 (4) · IPC B64C39/00 (4) · IPC B64B1/40 (3) · IPC B64D27/04 (3) · IPC B63H1/12 (3) · IPC B64C23/00 (3) · IPC B64C3/38 (3) · IPC B64C25/00 (3)
First filing:
Cites these patents:
None (3214) · Patent GB-1901-346 (2) · Patent GB-1914-23502 (2)
Citations from after 1930:
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