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Patents > Inventor country: None & National tech categories: None & First filing: Other

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Tech fields:
None (250) · LTA (24) · Airplane (15) · propulsion (15) · instrument (10) · Balloon (9) · balloons (8) · control (7) · navigation (6) · Dirigible (5) · design (5) · Frame (5) · wings (4) · stability (4) · HTA (4) · aerodynamics (4) · propellers (4)
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None (152)
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CPCs:
None (144) · CPC B64C2700/6295 (21) · CPC B64C39/00 (20) · CPC B64C11/006 (14) · CPC B64C2700/6256 (12) · CPC B64C13/00 (11) · CPC B64C35/00 (11) · CPC B64C17/00 (10) · CPC B64C3/00 (10) · CPC B62C5/04 (9) · CPC B64C3/18 (9) · CPC B64C33/00 (7) · CPC B64F2700/6261 (7) · CPC B64C2700/6235 (6) · CPC B64C11/20 (6) · CPC B64C23/005 (5) · CPC B64C2700/6212 (5) · CPC B64B1/58 (5) · CPC B64C3/385 (5)
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