Drilldown: Patents

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Patents > Office : ?? or AH or IN or US & Tech fields : Propulsion or balloon & Patent agent: None & Number of claims: 3-5

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Office: (Click arrow to add another value)
Inventors:
Joseph Allison Steinmetz (2) · August von Parseval (2)
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Applicant person:
None (11) · Joseph Allison Steinmetz (2)
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National tech categories:
None (8) · USPC 244/30 (7) · USPC 244/99 (5) · USPC 244/97 (3) · USPC 244/127 (2) · USPC 244/70 (2) · USPC 244/60 (2) · USPC 244/51 (2) · USPC 244/31 (2) · USPC 244/26 (2) · USPC 244/6 (2) · USPC 244/126 (2) · USPC 244/12.1 (2) · USPC 244/115 (2)
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