Drilldown: Patents
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- Airplane (18)
- Airship (15)
- Companies (480)
- Event (141)
- Letters (683)
- Organizations (967)
- Patents (17619)
- Person (2162)
- Publications (24571)
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Patents > Office:
RU 
& Applicant type :
COMPANY+INDIV or
Hermann Burkardt or
INDIV
& CPCs :
CPC B64B1/40 or
CPC B64C23/005 or
None
& Applicant type :
COMPANY+INDIV or
Hermann Burkardt or
INDIV
& CPCs :
CPC B64B1/40 or
CPC B64C23/005 or
None Use the filters below to narrow your results.
Year filed:
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Office: (Click arrow to add another value)
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Inventor country:
None (5) ·
AU (1) ·
BR (2) ·
CH (2) ·
DE (15) ·
FR (17) ·
GB (3) ·
IT (3) ·
MC (1) ·
Poland (5) ·
Prussia (6) ·
RU (21) ·
SE (1) ·
Ukraine (3) ·
US (12)
Applicant person:
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Tech fields:
LTA (23) ·
airplane (22) ·
flying machine (19) ·
Frame (16) ·
propeller (13) ·
propulsion (12) ·
design (9) ·
balloon (8) ·
navigation (7) ·
stability (7) ·
wings (6) ·
hybrid (6) ·
control (5) ·
car (5) ·
rudder (5) ·
automatic stability (4) ·
helicopter (4) ·
flapping (4) ·
aerostat (3) ·
dirigible (3)
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Citations from after 1930:
Number of figures:
Showing below up to 80 results in range #1 to #80.
