Drilldown: Patents
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- Airplane (18)
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- Letters (683)
- Organizations (964)
- Patents (17577)
- Person (2119)
- Publications (24565)
- Techtypes (2373)
Patents > Year granted:
1920 - 1929
& Office
:
HU
or
IN
or
IT
& Application number
:
frame
or
None
& IPCs
:
IPC B64B1/00
or
None ![](/aero/extensions/Cargo/drilldown/resources/filter-x.png)
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Use the filters below to narrow your results.
None (11) ·
Allgemeine Elektricitäts-Gesellschaft (2) ·
Ballonhüllen Gesellschaft m.b.H. (1) ·
Daimler Motoren-Gesellschaft (2) ·
Gesellschaft für Apparatenbau A. R. Ahrent und P. Heylandt G.m.b.H. (1) ·
Gothaer Waggonfabrik A. G. (1) ·
Luft-Verkehrs-Gesellschaft m.b.H. (1) ·
Luftschiffbau Schütte-Lanz (1) ·
Magyar Lloyd Repülőgép- és Mótorgyár-Részvénytársaság (3) ·
Siemens & Halske Aktiengesellshaft (1)
aerodynamics (3) ·
air pressure (1) ·
Airplane (12) ·
Airship (3) ·
Altimeter (2) ·
Altitude (2) ·
Balloons (1) ·
biplane (3) ·
construction (4) ·
control (1) ·
Cooling (1) ·
descent (1) ·
design (5) ·
frame (4) ·
Gas (1) ·
gun (1) ·
HTA (1) ·
Illumination (2) ·
incidence (1) ·
Instrument (2) ·
lift (2) ·
LTA (2) ·
military (3) ·
motors (4) ·
parachutes (2) ·
projectile (2) ·
propeller (2) ·
propellers (2) ·
propulsion (2) ·
Rigid (1) ·
safety (3) ·
Springs (1) ·
Suspension (1) ·
sustentation (1) ·
texture (2) ·
wings (3) ·
wood (2)
None (5) ·
Patent 1915-11-05 Käthe Paulus (1) ·
Patent 1917-01-19 Siemens & Halske A.-G. (1) ·
Patent AT-1915-79205 (1) ·
Patent AT-1915-79261 (1) ·
Patent AT-1916-79728 (1) ·
Patent AT-1917-77075 (1) ·
Patent DE 1916-12-01 Gesellschaft für Apparatenbau A. R. Ahrent és P. Heylandt G.m.b.H. (1) ·
Patent DE-1913-01-31 Daimler Motoren-Gesellschaft (1) ·
Patent DE-1914-12-24 Ballonhüllen Gesellschaft m.b.H. (1) ·
Patent DE-1915-08-16 Allgemeine Elektricitäts-Gesellschaft (1) ·
Patent DE-1915-08-16 János Windhoff (1) ·
Patent DE-1915-11-24 Daimler Motoren-Gesellschaft (1) ·
Patent DE-1916-01-23 Albert Rupp (1) ·
Patent DE-1916-03-06 Gothaer Waggonfabrik A. G. (1) ·
Patent DE-1916-03-21 Allgemeine Elektricitäts-Gesellschaft (1) ·
Patent DE-1916-05-29 Reinhold Richter (1) ·
Patent DE-1916-10-07 Oscar Gerhardt (1) ·
Patent DE-1917-02-16 Oscar Gerhardt (1) ·
Patent DE-1917-05-29-Detlev Zickler (1) ·
Patent HU-1917-76911 (1)
Showing below up to 24 results in range #1 to #24.