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Patents > Grant date: 1918 & Supplementary to patent: None & Related to aircraft : DE 369478 or Yes or frame or Other or None

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Tech fields:
None (230) · airplane (29) · construction (21) · frame (19) · LTA (15) · design (15) · stability (12) · wings (9) · fuselage (9) · hybrid (8) · propeller (8) · propulsion (7) · propellers (7) · control (7) · subsystem (7) · helicopter (6) · airship (6) · balloon (6)
Application number:
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Supplementary to patent: (Click arrow to add another value)
Related to aircraft: (Click arrow to add another value)
Patent agent:
None (262) · None (5) · Randolph, Jr. (4) · Brewer & Son (3) · Victor J. Evans (3) · Marks & Clerk (3) · Munn & Co. (2) · Ch. Baudry (2) · Lewis William Goold (2) · Watson E. Coleman (2) · J. S. Withers & Spooner (2)
National tech categories:
None (304) · HU V/h (8) · AT 77d (6) · DE 77h.5 (4) · DE 37f.8 (3) · USPC 244/119 (2) · USPC 244/66 (2) · DE 77h.9 (2) · FR 6.4 (2)
IPCs:
None (289) · IPC B64C1/00 (7) · IPC B64C3/00 (5) · IPC B64C3/18 (3) · IPC B64C27/04 (3) · IPC B64C17/00 (3) · IPC B64B1/00 (3) · IPC B64C11/20 (3) · IPC B64C11/00 (2) · IPC B64C9/00 (2) · IPC B64C39/00 (2) · IPC B64C3/38 (2) · IPC B64C3/26 (2) · IPC B64C25/00 (2) · IPC B64C11/22 (2) · IPC B64C27/10 (2)
CPCs:
CPC B64C2700/6295 (28) · CPC B64B1/00 (23) · None (22) · CPC B64C13/00 (16) · CPC B64C35/00 (15) · CPC B64C17/00 (14) · CPC B64C23/005 (12) · CPC B64C3/00 (11) · CPC B64C33/02 (10) · CPC B64C25/60 (10) · CPC B64B1/40 (10) · CPC B64C39/005 (9) · CPC B64C3/385 (8) · CPC B64C11/006 (8) · CPC B64C2700/6235 (8) · CPC B64C2001/0081 (7) · CPC B64C2001/0063 (7) · CPC B64C3/18 (7) · CPC B64C39/00 (7)
First filing:
Citations from after 1930:
Number of diagram pages:

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