Patent US-1859-22945
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- Grant date is shown as Feb 15 on one page of the patent and Feb 25 on another. Feb 25 is printed in a way that looks a little more convincing. I'll treat Feb 15 as the filing date.
- Tech class CPC 64C11/343 Blade pitch-changing mechanisms mechanical automatic actuated by the centrifugal force or the aerodynamic drag acting on the blades
- Inventor location: Winchester, Guernsey county, OH (FIPSloc=39059, imputed by HistPat)
Sources
- Patent 22945 document and bibliographic info on espacenet
- Patent 22945 at google patents
| Year filed | 1859 |
|---|---|
| Year granted | 1859 |
| Office | US |
| Patent number | 22945 |
| Inventors | John U. Fiester |
| Inventor country | US |
| Applicant person | John U. Fiester |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Churn |
| English title | Churn |
| Tech fields | churn |
| Filing date | 1859-02-15 |
| Full specification filed date | |
| Application number | |
| Grant date | 1859-02-25 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 0 |
| Serial number | |
| Patent agent | |
| Assigned to | |
| National tech categories | USPC 416/135 |
| IPCs | |
| CPCs | CPC B64C11/343 |
| Family year | 1859 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 45428077 |
| INPADOC family ID | |
| Number of text pages | 1 |
| Number of diagram pages | 1 |
| Number of figures | 1 |
| Number of claims | 1 |
