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Patents > Year granted: 1918 & Application number : 333368D or None

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Year granted:
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Inventors:
None (37) · Emil Schimanek (4) · Harry L. Tanner (3) · Hannibal C. Ford (3) · Reinhold Richter (3) · Gustav Pieske (2) · Gustav Lilienthal (2) · Gottlieb Krebs? (2) · George Lanzius (2) · Everard Richard Calthrop‎‎ (2) · Hugo Reik (2)
Inventor country:
Applicant person:
None (64) · Emil Schimanek (3) · Everard Richard Calthrop‎‎ (2) · George Lanzius (2)
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Tech fields:
airplane (26) · instrument (20) · ICE (18) · engine (18) · frame (15) · navigation (14) · design (13) · None (11) · LTA (9) · propeller (8) · piloting (8) · electricity (7) · construction (7) · motor (7) · subsystem (6) · compass (6)
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National tech categories:
None (17) · HU V/h (8) · AT 77d (8) · DE 77h.15 (8) · DE 77h.9 (6) · DE 77h.6 (6) · DE 77h.5 (6) · DE 46c.5 (5) · DE 37f.8 (3) · DE 42c.35 (3) · DE 42c.39 (3) · DE 77h.2 (2) · HU VII/a (2) · DE 46c.13 (2) · DE 46b (2) · DE 42k.18 (2) · DE 77h.4 (2) · DE 46c (2) · DE 42c.41 (2)
IPCs:
None (94) · IPC B64B1/00 (2) · IPC B64D1/02 (2) · IPC B64C25/04 (2) · IPC B64B1/58 (2) · IPC B64B1/22 (2) · IPC B64C35/00 (2) · IPC G08B5/40 (2)
CPCs:
None (87) · CPC B64D27/00 (2) · CPC B64B1/00 (2) · CPC B64C35/00 (2) · CPC F42B4/28 (2)
First filing:
Cites these patents:
Citations from after 1930:
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