Drilldown: Patents

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Patents > Office: FR & Granted: Yes & Patent agent: None & Number of claims: None & Number of diagram pages: None

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Tech fields:
None (906) · LTA (284) · navigation (177) · Propulsion (107) · Balloon (87) · Airplane (55) · balloons (35) · dirigible (28) · stability (26) · Aerostat (25) · propellers (24) · instrument (22) · propeller (19) · marine (19) · frame (19) · construction (18) · airship (17) · safety (15) · dirigibles (15)
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Granted: (Click arrow to add another value)
Supplementary to patent:
None (1570) · Patent FR-1841-9265 (6) · Patent FR-1836-5429 (3) · Patent FR-1878-124576 (3) · Patent FR-1880-139386 (3) · Patent FR-1850-10514 (2) · Patent FR-1893-233439 (2) · Patent FR-1873-97664 (2) · Patent FR-1897-271948 (2) · Patent FR-1898-275602 (2) · Patent FR-1881-142748 (2) · Patent FR-1881-143264 (2)
Related to aircraft:
Patent agent: (Click arrow to add another value)
IPCs:
None (1466) · IPC B64B1/00 (61) · IPC B64B1/58 (38) · IPC B64C39/00 (10) · IPC B64C17/00 (8) · IPC B64C27/04 (7) · IPC B64B1/62 (7) · IPC B64C11/00 (6) · IPC B64B1/40 (6) · IPC B64C1/00 (4) · IPC B64C23/00 (4) · IPC B64D1/04 (4) · IPC B64B1/66 (3) · IPC B64C3/38 (3) · IPC B64C3/54 (3) · IPC B64C3/56 (3) · IPC B64C35/00 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of claims:
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