Drilldown: Patents

Jump to navigation Jump to search
Patents > Grant date: 1914 & IPCs : IPC B64B1/00 or IPC B64B1/58 or IPC B64C25/00 & CPCs : CPC B64B1/00 or CPC B64B1/58 or CPC B64C13/00 & First filing : No or Yes

Use the filters below to narrow your results.

Year filed:
(There are no values for this filter)
Year granted:
(There are no values for this filter)
Office:
Inventor country:
Applicant type:
Applicant is inventor:
Tech fields:
LTA (27) · frame (12) · balloon (6) · rigid (5) · airship (5) · dirigibles (5) · dirigible (5) · safety (4) · ballonet (4) · balloons (4) · compartments (4) · gas (3) · Envelope (3) · Design (3) · military (3) · texture (3)
Granted:
Related to aircraft:
IPCs: (Click arrow to add another value)
CPCs: (Click arrow to add another value)
Family year:
(There are no values for this filter)
First filing: (Click arrow to add another value)
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 34 results in range #1 to #34.

View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)


View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)