Drilldown: Patents
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- Patents (17613)
- Person (2133)
- Publications (24568)
- Techtypes (2381)
Patents > Year granted:
1920 - 1929
& Application number
:
524791D
or
None
& National tech categories
:
FR 6.4
or
None
& IPCs
:
IPC B64B1/40
or
IPC B64C11/00
or
IPC B64C3/00
or
IPC B64C31/06
or
IPC B64C33/00
or
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None (6) ·
Albert John Fortescue (2) ·
Anton Flettner (1) ·
Armand Dufaux (1) ·
Charles Arthur Wragg (1) ·
Deutsche Flugzeug Werke (1) ·
Franz Friedrick Kruckenberg (1) ·
Gabriel Letsch (1) ·
Gabriel Voisin (2) ·
Gaspard LEGROS (1) ·
George A. Spratt (1) ·
Lawrence Burst Sperry (1) ·
Marguerite de Lesseps (1) ·
Niels Anton CHRISTENSEN (1) ·
Peter Cooper Hewitt (1) ·
Pierre Levasseur (2) ·
Richard Vogt (1) ·
Robert Kemp (2) ·
Robert William Davis (1)
None (9) ·
Albert John Fortescue (2) ·
ANTON CHRISTENSEN NIELS (1) ·
Anton Flettner (1) ·
Charles Arthur Wragg (1) ·
Franz Friedrick Kruckenberg (1) ·
Gabriel Voisin (2) ·
H. W. Smith (1) ·
Hans Baumeister (1) ·
Herman Clark Anderson (1) ·
Lawrence Burst Sperry (1) ·
Marguerite de Lesseps (1) ·
Peter Cooper Hewitt (1) ·
Pierre Levasseur (2) ·
Richard Vogt (1) ·
ROBERT William Davis (1) ·
US (1)
None (17) ·
AGO Flugzeugwerke G. m. b. H. (2) ·
Deutsche Flugzeug-Werke G. m. b. H. (1) ·
GASPARD LEGROS (1) ·
Gothaer Waggonfabrik A. G. (1) ·
Kawasaki (1) ·
Lawrence Sperry Aircraft Company, Inc. (1) ·
Luftfahrzeugbau Schütte-Lanz (1) ·
Westinghouse Canada Limited (2) ·
Zeppelin-Werke Staaken G.m.b.H. (1)
Tech fields:
Showing below up to 28 results in range #1 to #28.
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- Calendar: Year filed
- Calendar: Year granted
- Calendar: Full specification filed date
- Calendar: Grant date
- Calendar: Family year