Drilldown: Patents

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Patents > Office : DE or GB or SE or US or Other & Inventor country: US & Tech fields : balloon or marine or wings & Number of figures: 3-4

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Office: (Click arrow to add another value)
Inventors:
John William Harrison (3) · John Washington Wilson (3) · Stewart Cairncross (2) · Johan Richard Froberg (2) · George Raymond Lawrence (2) · Oliver K. Chance (2) · Joseph Allison Steinmetz (2) · Matthew Arlington Batson (2)
Inventor country: (Click arrow to add another value)
Applicant person:
None (18) · John Washington Wilson (3) · John William Harrison (3) · Joseph Allison Steinmetz (2) · George Raymond Lawrence (2) · Oliver K. Chance (2) · Matthew Arlington Batson (2)
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National tech categories:
None (21) · USPC 244/30 (3) · USPC 244/99 (3) · USPC 244/28 (3) · USPC 244/97 (2) · USPC 440/31 (2) · FR 6.4 (2) · USPC 244/50 (2) · USPC 416/140 (2)
CPCs:
CPC B64B1/00 (11) · None (5) · CPC B64C23/005 (4) · CPC B64C13/00 (4) · CPC B64B1/40 (4) · CPC B64C11/006 (4) · CPC B64C39/00 (3) · CPC B64C3/00 (2) · CPC B64C2700/6295 (2) · CPC B63H1/12 (2) · CPC B64C11/48 (2) · CPC B63H1/04 (2)
First filing:
Cites these patents:
Citations from after 1930:
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