Drilldown: Patents

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Patents > Grant date: 1900 - 1909 & Patent agent : Frazer Furk something or None & Assigned to : Rubber Balloon Company of America or Sperry Gyroscope Company or None

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Inventor country:
US (350) · FR (320) · DE (141) · None (104) · GB (57) · AT (34) · HU (32) · CH (19) · SE (15) · MX (13) · IT (12) · AH (12) · NL (12) · ES (10) · BE (10) · CA (9) · RU (8) · DK (7) · NZ (6) · HR (5)
Applicant is inventor:
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (973) · Patent US-1903-821393 (5) · Patent HU-1901-24148 (5) · Patent DE-1899-123884 (4) · Patent SE-1906-23283 (4) · Patent FR-1904-342610 (4) · Patent FR-1902-328044 (4) · Patent FR-1899-292828 (4) · Patent US-1904-793746 (3) · Patent GB-1908-4519 (3) · Patent GB-1903-27212 (3) · Patent FR-1902-326727 (3) · Patent FR-1900-300646 (3) · Patent FR-1899-Boinet (3) · Patent DE-1907-194166 (3) · Patent DE-1902-140705 (3) · Patent FR-1906-363017 (3)
Related to aircraft:
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IPCs:
None (850) · IPC B64B1/00 (80) · IPC B64B1/58 (24) · IPC B64C39/00 (24) · IPC B64C33/02 (19) · IPC B64B1/40 (15) · IPC B64C11/00 (14) · IPC B64C33/00 (11) · IPC B64C31/06 (9) · IPC B64C27/04 (8) · IPC B64C23/00 (7) · IPC B64C1/00 (6) · IPC B64C9/00 (6) · IPC B64C17/00 (5) · IPC B64C5/04 (4) · IPC A63H27/00 (4) · IPC B64C31/00 (4) · IPC B64B1/62 (4) · IPC B64F1/06 (4) · IPC B64C13/00 (4)
First filing:
Citations from after 1930:
Number of diagram pages:

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