Patent US-1909-937587
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Helicopter mechanism for vertical ascent 1906/09/17?
- Inventor location: Syracuse, Onondaga county, NY (FIPSloc=36067, imputed by HistPat)
Sources
- Patent 937587 document and bibliographic info on espacenet
- Patent 937587 at google patents
- Short's DB
- PTO 244
| Year filed | 1908 |
|---|---|
| Year granted | 1909 |
| Office | US |
| Patent number | 937587 |
| Inventors | David S. Foster |
| Inventor country | US |
| Applicant person | David S. Foster |
| Applicant firm | |
| Applicant type | INDIV |
| Applicant is inventor? | 1 |
| Original title | Aeroplane |
| English title | Aeroplane |
| Tech fields | helicopter, airplane, takeoff |
| Filing date | 1908-09-17 |
| Full specification filed date | |
| Application number | 1908453386 |
| Grant date | |
| Granted? | 1909-10-19 |
| Publication date | |
| Supplementary to patent | |
| Related to aircraft? | |
| Serial number | 453386 |
| Patent agent | |
| Assigned to | |
| National tech categories | USPC 244/6, USPC 244/65 |
| IPCs | |
| CPCs | CPC B64C23/005 |
| Family year | 1908 |
| First filing? | 1 |
| Cites these patents | |
| Citations from after 1930 | |
| Application ID | 47233078 |
| INPADOC family ID | 43868705 |
| Number of text pages | |
| Number of diagram pages | |
| Number of figures | |
| Number of claims |
