Drilldown: Patents

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Patents > Tech fields : instrument or None & Number of text pages: 2-3

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Office:
Applicant firm:
None (638) · Sperry Gyroscope Company (6) · Luftschiffbau Schütte-Lanz (3) · Magneso Calcite Fire-Proof Company (2) · Siemens-Schuckert Werke GmbH (2) · Atmos (2) · Atmos-Werkstätten (2) · Blackburn Aeroplane and Motor Co. (2) · Sturtevant Aeroplane Co. (2) · Société Nouvelle des Aéroplanes Paul Schmitt (2) · Mercur Flugzeugbau (2) · Curtiss Aeroplane (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Application number:
Granted:
Supplementary to patent:
None (563) · Patent BE-1912-08-13-Panian (3) · Patent FR-1909-408197 (3) · Patent FR-1911-431380 (2) · Patent AU-1916-630 (2) · Patent DE-1917-02-16 Oscar Gerhardt (2) · Patent BE-1910-12-28-Muehter (2) · Patent DE-1916-10-07 Oscar Gerhardt (2) · Patent GB-1910-5703 (2) · Patent HU-1917-73345 (2) · Patent GB-1908-4519 (2) · Patent US-1911-1032812 (2) · Patent NZ-1909-25865 (2) · Patent BE-1912-02-07-Gramaticesco (2) · Patent FR-1911-432053 (2) · Patent US-1912-1077892 (2) · Patent US-1912-1080531 (2) · Patent FR-1917-503731 (2)
Related to aircraft:
National tech categories:
None (265) · FR 6.4 (192) · USPC 244/45R (14) · DE 77h.5 (12) · USPC 244/80 (9) · USPC 244/119 (9) · HU V/h (8) · DE 77 (7) · USPC 244/48 (6) · USPC 244/113 (5) · USPC 244/6 (5) · DE 77h (5) · USPC 244/233 (5) · AT 77d (5) · FR 5.3 (4) · USPC 244/76R (4) · FR 6.3 (4)
IPCs:
None (278) · IPC B64C39/00 (51) · IPC B64C17/00 (42) · IPC B64C1/00 (35) · IPC B64C3/00 (33) · IPC B64C23/00 (28) · IPC B64C3/38 (26) · IPC B64C35/00 (15) · IPC B64C13/00 (13) · IPC B64C33/02 (12) · IPC B64C3/54 (12) · IPC B64C11/00 (9) · IPC B64C27/04 (9) · IPC B64C3/56 (7) · IPC G01P3/36 (6) · IPC B64C25/00 (6)
First filing:
Citations from after 1930:
Number of text pages:
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