Patent US-1874-147252
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Looks quite a bit like a sailboat ; 1874/05/19
- Inventor location: Grand Rapids, Kent county, MI (FIPSloc=26081, imputed by HistPat)
- signed by inventor: 11th day of August, 1873, then recorded as filed at USPO on Sept 3
Sources
- Patent 147252 document and bibliographic info on espacenet
- Patent 147252 at google patents
- Short's DB
- PTO 244
| Year filed | 1873 |
|---|---|
| Year granted | 1874 |
| Office | US |
| Patent number | 147252 |
| Inventors | Otto Francis |
| Inventor country | US |
| Applicant person | Otto Francis |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Improvement in apparatus for navigating the air |
| English title | Apparatus for navigating the air |
| Tech fields | LTA, car |
| Filing date | 1873-09-03 |
| Full specification filed date | |
| Application number | |
| Grant date | 1874-02-10 |
| Granted? | 1 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | 1 |
| Serial number | |
| Patent agent | Prindle & Deane |
| Assigned to | |
| National tech categories | USPC 244/30, USPC 244/94 |
| IPCs | IPC B64B1/00 |
| CPCs | CPC B64B1/00 |
| Family year | 1873 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | 1 |
| Application ID | 45808330 |
| INPADOC family ID | |
| Number of text pages | 2 |
| Number of diagram pages | 2 |
| Number of figures | 4 |
| Number of claims | 1 |
