Drilldown: Patents
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- Techtypes (2381)
Patents > Year filed:
1917
& 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.
aerodynamics (2) ·
airplane (4) ·
airship (3) ·
Altimeter (2) ·
Altitude (2) ·
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construction (1) ·
Cooling (1) ·
design (2) ·
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incidence (1) ·
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None (1) ·
Patent 1917-01-19 Siemens & Halske A.-G. (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-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-1916-01-23 Albert Rupp (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 13 results in range #1 to #13.