Drilldown: Patents
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- Airplane (18)
- Airship (15)
- Companies (481)
- Event (141)
- Letters (683)
- Organizations (967)
- Patents (17622)
- Person (2165)
- Publications (24571)
- Techtypes (2388)
Patents > Year granted:
1920 - 1929
& Inventor country :
GB or
HU or
NL
& Applicant type :
COMPANY or
COMPANY + INDIV or
INDIV or
UNIV-PRO-GOV
& Number of claims:
3
Use the filters below to narrow your results.
None (1) ·
airfoil (2) ·
airplane (5) ·
balancing (1) ·
balloon (1) ·
biplane (1) ·
design (1) ·
frame (2) ·
fuselage (2) ·
helicopter (1) ·
HTA (1) ·
LTA (1) ·
material (1) ·
propellers (1) ·
propulsion (1) ·
steering (1) ·
subsystem (2) ·
wing (2) ·
wings (3) ·
wood (1)
None (2) ·
1784816 (1) ·
1913792801 (1) ·
25941D (1) ·
27363D (1) ·
321808D (1) ·
323763D (1) ·
326431D (1) ·
498970D (1) ·
5664/18 (1) ·
V0013679 (1)
Showing below up to 12 results in range #1 to #12.